United States Environmental Protection Agency
        Office of Air and Radiation
        Office of Mobile Sources
        Fuels and Energy Division (Mail Code 6406J)
        Washington, DC 20460-0001

        Contact:
        Jim Caldwell; (202) 564-9303; caldwell.jim@epamail.epa.gov
        Joseph Fernandes; (202) 564-9756; fernandes.joseph@epamail.epa.gov
        fax: (202) 565-2085

        All motor vehicle fuel additives are required to be registered in
        accordance with the regulations at 40 CFR 79.  Gasolines are required
        to contain detergent additives which have been certified in
        accordance with the regulations at 40 CFR 80, Subpart G.
        Lists of registered gasoline and diesel additives, and certified
        www.epa.gov/omswww.  The regulations are available from theand at
        Government Printing Office (GPO), (202) 512-2000, and at www.gpo.gov.

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      21st Century Marketing, Inc.         A.F.E. International
           3541 Curry Street                    P.O. Box 1013 (321 East
           Long Beach, CA 90805                 Main)
           Mr. Frank Childress                  Sedalia, MO 65301
           (213) 630-1913                       Mr. William M.
                                                (816) 826-8151
      D&G  Fuel-Stix (21st Century)
      D&G  XL-12 (21st Century)            D&G  Magic Miler (A.F.E.)
      D&G  XM-15 (21st Century)
                                           ABC Chemical Corporation
      21st Century Scientific                   14288 Meyers Road
      Corporation of Florida                    Detroit, MI 48227
           P.O. Box 9647                        Mr. Barry N.
           Coral Springs, FL 33075              (   )    -
           Mr. Norman Hanin
           (305) 721-4109                  D    ABC Chemical Fuel Oil
                                                Additive
      D    Formula 21 - Diesel (21st       D&G  ABC Chemical Motor Fuel
           Century Scientific)                  Additive

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Accra Pac, Inc.                      D&G  AddTec 610
           2730 Middlebury Street          D&G  AddTec 620
           Elkhart, IN 46516               D&G  AddTec 630
           Mr. Thomas Dann                 D&G  AddTec 640
           (219) 295-0000                  D&G  AddTec 650
                                           D&G  AddTec 660
      D&G  Cyclo Carb Clean + Fuel         D&G  AddTec 700
           Treatment C-3 (Accra Pac)       D&G  AddTec 810
      D    Cyclo Diesel Treatment          D&G  AddTec 820
           (Accra Pac)                     D&G  AddTec 830
                                           D&G  AddTec 840
      Adams Drugs                          D&G  AddTec 910
           75 Sabin Road                   D&G  AddTec 920
           Pawtucket, RI 02860             D&G  AddTec 930
           (   )    -                      D&G  AddTec 940

      D&G  Sta Dry Gas Line Anti-Freeze    Aderco, Inc.
           (Adams Drugs)                        1600 O. Henri Bourassa,
                                                Suite 230
      AddTec                                    Montreal, Quebec, CN H3M 3
           P.O. Box 73637-N                     Mr. Michael
           Cleveland, OH 44117                  (514) 333-8122
           Mr. Mark Levin
           (216) 486-4568                  D    Aderco

      D&G  AddTec 10                       Advanced Lubricants of America,
      D&G  AddTec 14                       Inc.
      D&G  AddTec 200                           8319 Northwest 64th Street
      D&G  AddTec 310                           Miami, FL 33166
      D&G  AddTec 320                           Mr. Randall C.
      D&G  AddTec 330                           (305) 592-8191
      D&G  AddTec 340
      D&G  AddTec 350                      D&G  Advanced Fuel Conditioner
      D&G  AddTec 360                           (Advanced Lubricants)
      D&G  AddTec 410
      D&G  AddTec 420
      D&G  AddTec 430
      D&G  AddTec 440
      D&G  AddTec 450
      D&G  AddTec 460
      D&G  AddTec 510
      D&G  AddTec 520
      D&G  AddTec 530
      D&G  AddTec 540
      D&G  AddTec 550
      D&G  AddTec 560
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Aetna Chemical Corporationn          AIM Technologies, Inc.
           Wallace Street Extension             5308 E. 12th Street
           Elmwood Park, NJ 07407               Augres, MI 48703
           Mr. Ted A. Balbanzi                  Mr. Michael P. Knox
           (201) 796-0230                       (517) 876-8567

      D    Actdiesel (Aetna)               D    Diesel Flow 2000

      AFD Technologies, Ltd.               Airosol Company, Inc.
           880 Jupiter Park Drive,              P.O. Box 120 (525 North 11th
           Suite 7                              Street)
           Jupiter, FL 33458                    Neodesha, KS 66757
           Keith Jones                          Mr. Carl
           (561) 746-0070                       (316) 325-2666

      D    AFD-6000-16                     D&G  Parts Master Airotune
      D    AFD-6000B                            Starting Fluid
      D    AFD-6000B-20
      D    AFD-6500B                       Akzo Chemicals Inc.
      D    AFD-6500B-8                          300 South Riverside Plaza
      D&G  AirClean 2000                        Chicago, IL 60606
      D&G  AirClean 3000                        Mr. Thomas J. Daly
                                                (708) 442-7100
      AG Environmental Products, Inc.
           9804 Pflumm,                    D    Duomeen EA-13 (Akzo Chemie)
           Lenexa, KS 66215                D    MFD-4
           Mr. William A.
           (913) 599-6911                  Albemarle Corporation
                                                451 Florida Street
      D    Soy Diesel Additive                  Baton Rouge, LA 70801
                                                Dr. Robert L. Smith
      AGCO Parts Division                       (504) 388-7608
           1500 North Raddant Road
           Batavia, IL 60510               D&G  Albemarle A314
           Ms. mary Ann Gee                D    Albemarle A4103
           (708) 879-3300                  D    Albemarle A4105
                                           D    Albemarle A4196
      D    AGCO Diesel Fuel Conditioner    D    Albemarle A4198
           (79009942)                      D    Albemarle A4199 - Distillate
                                                Conductivity Additive
                                                (DCA-48)
                                           D    Albemarle A4201
                                           D    Albemarle A4202
                                           D    Albemarle A4206
                                           D    Albemarle A4207
                                           D    Albemarle A4211
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D    Albemarle A4215
      D    Albemarle A4219                 Alco Products, Inc.
      D    Albemarle A4225                      13126 Saticoy Street
      D    Albemarle A4226                      North Hollywood, CA 91605
      D    Albemarle A4228                      Mr. Ronald L.
      D    Albemarle A4229                      (818) 764-7700
      D    Albemarle A4232
      D    Albemarle A4235                 D    DFS 1000 (Alco)
      D    Albemarle A4242
      D    Albemarle A4243                 Alken-Murray Corporation
      D    Albemarle A4244                      417 Canal Street
      D    Albemarle A4246                      New York, NY 10013
      D    Albemarle A4250                      Mr. Albert A.
      D    Albemarle A4260                      (212) 431-4020
      D    Albemarle A4261
      D    Albemarle A4262                 D    Alken Even-Flo 903
      D    Albemarle A4264                 D    Alken Even-Flo 910S
      D    Albemarle A4265                 D    Alken Even-Flo PDE
      D    Albemarle A4270
      D    Albemarle A4271                 Allegheny Petroleum Products
      D    Albemarle A4275 C               Company
      D    Albemarle A4280                      999 Airbrake Avenue
      D    Albemarle A4281                      Wilmerding, PA 15148 USA
      D    Albemarle A4284                      Mr. John Manzo
      D    Albemarle A4297                      (800) 600-2900
      D    Albemarle A4308
      D&G  Albemarle A4312                 D    52 D Plus
      D&G  Albemarle A4314                 D    Altra 523 L
      D    Albemarle A4366                 D    Altra 8061
      D    Albemarle A4380                 D    Altra 8086
      D    Albemarle A4390                 D    ALTRA AP-10
      D    Albemarle A4391                 D    Altra AP-40
      D    Albemarle A4782                 D    Altra Bell S.P.
      D&G  Albemarle A4863 - Automate      D    Altra Bell W.P.
           Liquid Dye - Red IK             D    Altra CI-1000
      D    Albemarle A536                  D    Altra Cold Flow 100
      D&G  Albemarle A580                  D    Altra Cold Flow 101
      D    Albemarle A701                  D    Altra Cold Flow 102
      D    Albemarle A9645                 D    Altra Cold Flow 105
      D    Albemarle Antioxidant 702       D    Altra Cold Flow 20 Plus
      D    Albemarle Antioxidant 703       D    Altra Cold Flow 25
      D&G  Albemarle Antioxidant 735       D    Altra Cold Flow 30
      D&G  Albemarle Automate Liquid       D    Altra Cold Flow 50
           Dye - Red B                     D    Altra Cold Flow 550
      D&G  Albemarle Metal Deactivator     D    Altra Cold Flow Plus 25
           (MDA-80)                        D    Altra DDA 1210
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D    Altra Fuel Flow 050             Allen Chemical Company
      D    Altra Fuel Flow 124 D                P.O. Box 6703
      D    Altra Fuel Flow 135 D                Birmingham, AL 35210
      D    Altra Fuel Flow 1535                 Mr. A.J. Allen
      D    Altra Fuel Flow 155 RD               (   )    -
      D    Altra Fuel Flow 335 D-L
      D    Altra Fuel Flow 400             D&G  Allen Motor Fuel Additive
      D    Altra Fuel Flow 403
      D    Altra Fuel Flow 4298            Allied Enterprises, Inc.
      D    Altra Fuel Flow 450                  814 West 45th Street
      D    Altra Fuel Flow 453                  Norfolk, VA 23508
      D    Altra Fuel Flow 535 A                Mr. Michael H.
      D    Altra Fuel Flow 535 D                (804) 489-8282
      D    Altra Fuel Flow 535 VL
      D    Altra Fuel Flow 545 D           D&G  SR 955 GTT (Allied
      D    Altra Fuel Flow 555 D                Enterprises)
      D    Altra Fuel Flow 730 D           D&G  SR 985 Diesel Fuel Additive
      D    Altra Fuel Flow 8089                 (Allied Enterprises)
      D    Altra Fuel Flow RD
      D    Altra Fuel Guard                Alox Corporation
      D    Altra Fuel Guard Plus                P.O. Box 517 (3943 Buffalo
      D    Altra H-4225                         Avenue)
      D    Altra H-4253                         Niagara Falls, NY 14302
      D    Altra H-4280                         Mr. Anthony J.
      D    Altra HT 4260                        (716) 282-1295
      D    Altra Lube 2000
      D    Altra Lube 2005                 D&G  Alox 1689
      D    Altra MDD 1200                  D    ALOX 1846
      D    Altra MDD 1206                  D&G  Alox 885
      D    Altra MDD 1207
      D    Altra MDD 1250                  Amalgamated, Inc.
      D    Altra Summer Premium 100             P.O. Box 8977
      D    Altra Summer Premium 200             Fort Wayne, IN 46898
      D    Altra Summer Premium 300             Paula J.
      D    Altra Summer Premium 400             (219) 489-2549
      D    Altra Summer Premium 600
      D    Altra Winter Thaw               D    AH-94
      D    Altra WinterThaw Plus           D    AH-95
      D    Cold Flow 30 Plus               D    AH-96
      D    Dieselmax                       D    BFI-081797-PDA (W)
      D    PDFA (Allegheny)                D    BFI-081797-PDA (W)
      D    PDFA-40 (Allegheny)             D    BFI-090297-PDA(S)
      D    Summer Premium 500              D    BFI-090297-PDA(S)
      D    Turbo Force 2000                D    CM-795-PDA
                                           D    DFA-55 Diesel Fuel Additive
                                                Concentrate (Amalgamated)
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D    DFA-55W Winterized Diesel       American Grease Stick Co. (AGS)
           Fuel Additive (Amalgamated)          P.O. Box 729
      D    PZ-CFI -WP97                         Muskegon, MI 49443
      D    SR-0197-PDA                          Mr. Tommy Jones
      D    SW-94                                (616) 733-2101
      D    SW-95
      D    SW-96                           D&G  Engine After Run
                                           D&G  Fuel Injector Cleaner
      Ameri-Lube Performance Products      D&G  Store It...Start It...Gas
           P.O. Box 27                          Stabilizer
           Kaysville, UT 84037
           Mr. Mark L. Nicoll              American Lubricants Company
           (801) 544-6988                       1227 Deeds Ave.
                                                Dayton, OH 45404
      D&G  Maxi-Mile Unleaded                   Mr. Robert G. Read
           (Ameri-Lube)                         (513) 222-2851

      Ameri-Tech Corporation               D&G  Bison 451 (American
           130 West Sixth Street, Suite         Lubricants)
           200                             D    Diesel-Eze (American
           Medford, OR 97501                    Lubricants)
           Mr. James E. Snell              D    Diesel-Lube LS
           (503) 779-0185                  D    Diesel-Lube LSW
                                           D&G  High Performance Fuel
      D    X-Cel for Diesel                     Conditioner (American
           (Ameri-Tech)                         Lubricants)

      American Farm Bureau Service         American Municipal Chemical
      Company                              Company
           225 Touhy Avenue                     P.O. Box 14637
           Park Ridge, IL 60068                 W. Allis, WI 53214
           (   )    -                           Mr. Wane Bay
                                                (414) 329-9047
      D    Big Kick Diesel Fuel
           Additive (American Farm         D    American Municipal Fuel Oil
           Bureau)                              Additive
                                           D&G  American Municipal Motor
                                                Fuel Additive

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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                         REGISTERED DIESEL ADDITIVES - PUBLIC

      American Network Marketing, Inc.     D&G  Tribo Power Booster
           P.O. Box 21055                       (American Petroleum)
           Oklahoma City, OK 73156         D&G  Valve Guard (American
           Mr. Glenn Beadle                     Petroleum Resources)
           (405) 840-0464                  D    XL 650 (American Petroleum)
                                           D    XL 650S (American Petroleum)
      D    The Real Stuff All-Weather      D    XL 700 (American Petroleum)
           Diesel Additive (American       D    XL 700 CW (American
           Network)                             Petroleum)
                                           D&G  XR 33 (American Petroleum)
      American Petroleum Resources,        D&G  XR 33 Diesel Plus (American
      Inc.                                      Petroleum)
           4334 East Washington            D    Z5 Diesel Fuel FIX (American
           Boulevard                            Petroleum)
           Los Angeles, CA 90023
           Mr. Stewart J.                  American Technologies Group
           (213) 268-6877                       425 E. Huntington Drive
                                                Monrovia, CA 91016
      D    APR Cetane Improver                  Mr. David Gann
           (American Petroleum)                 (818) 357-5000
      D    APR Diesel Fuel treatment
           101                             D&G  The Force
      D    APR Diesel Fuel Treatment
           202                             Amoco Petroleum Products
      D    APR Diesel Fuel Treatment            Mail Code 1302, 200 East
           503                                  Randolph Drive,
      D&G  APR FUEL SYSTEM CONDITIONER          Chicago, IL 60601
      D&G  APR FUEL SYSTEM CONDITIONER          Mr. Philip S. Bush
           3000                                 (312) 856-7870
      D&G  APR FUEL TREATMENT 502
      D    CW Diesel Treatment             D    PDF Additive No. 1
           (American Petroleum)            D    PDF Additive No. 2
      D    Groves Granitize Diesel Fuel    D    SUPERGUARD 1
           Conditioner (American           D    SUPERGUARD 1C
           Petroleum)                      D    SUPERGUARD 1D
      D&G  Power Booster X20 (American     D    SUPERGUARD 2
           Petroleum)                      D    SUPERGUARD 3
      D&G  RH 25 Plus Fuel Saver           D    SUPERGUARD 3D
           (American Petroleum)            D    SUPERGUARD 4
      D    RH 25 Plus Heating Oil          D    SUPERGUARD 4D
           Treatment (American             D    SUPERGUARD 4D PLUS
           Petroleum)
      D&G  Top Oil (American Petroleum
           Resources)
      D    Tribo Cetane Booster
           (American Petroleum)
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 7 / 78            f:\ffars\apps\reports\ad_d.frx
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                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Amrep, Inc.
           990 Industrial Park Drive       Amway Corporation
           Marietta, GA 30062                   7575 East Fulton Road
           Mr. Randy Cash                       Ada, MI 49355
           (404) 422-2071                       Mr. Kevin Uhl
                                                (616) 676-7856
      D    CF5D Diesel Fuel Stabilizer
           (Amrep)                         D&G  Freedom Fuel Additive
      D    CF5D Plus (Amrep)                    (Amway)
      D    FI-50 Diesel Fuel Flow
           Improver (Amrep)                ANGUS Chemical Company
      D    FI-50A (Amrep)                       1500 E. Lake Cook Rd
      D&G  Fuel Guard (Amrep)                   Buffalo Grove, IL 60089
      D    MDA-7 Starbright Fuel                Ms. Abigail
           Improver w/Algae Power               (708) 498-6700
           Description
      D    MDAC-7 Starbright Diesel        D&G  Bioban FP
           Fuel Improver w/Algae           D&G  Fuelsaver (ANGUS Chemical)
           Control & Cetane Improver       D&G  Fuelsaver F-15 (ANGUS)
           (Amrep)
      D    RP-1 (Amrep)                    Applied Research, Inc.
      D&G  TF-432                               P.O.Box 9239 (7367 Davie
      D&G  Trouble Free Fuel Injector           Road Ext)
           Cleaner                              Hollywood, FL 33024
      D&G  X-10 Fuel Conditioner                Mr. Robert J.
           (Amrep)                              (305) 432-3500
      D    X-11 Emulsifiable Fuel
           Conditioner w/Algae Control     D    DFX (Applied Research)
           (Amrep)                         D    DFX Plus (Applied Research)
      D    X-11 Fuel Conditioner           D    PPD (Applied Research)
           Concentrate (Amrep)             D    PPD Plus (Applied Research)
      D    XC-60 Diesel Fuel Cetane
           Improver (Amrep)                Aqua Process, Inc.
                                                10801 Galveston Road
      Amsoil, Inc.                              Houston, TX 77034
           925 Tower Avenue, Amsoil             Mr. Howard J.
           Building                             (713) 481-9720
           Superior, WI 54880
           Mr. Michael D.                  D    56-PD-34 (Aqua)
           (715) 392-7101                  D    56-PD-89 (Aqua)
                                           D    Air Trol 300D (Aqua)
      D    Amsoil Diesel Fuel Additive     D    AP 2820 (Aqua)
           Concentrate                     D    AP 2821 (Aqua)
      D    Amsoil Diesel Fuel Modifier     D    AP 2822 (Aqua)
      D    Amsoil Home Heating Fuel        D    AP-2824 (Aqua Process)
           Extender
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Archem, Inc.                         Armor Research Company
           P.O. Drawer 1490 (East               1035 T.L. Busch Memorial
           Robbins Street)                      Highway
           Conway, AR 72032                     Pennsauken, NJ 08110
           Mr. Bruce Donaldson                  Ms. Carol J. Fow
           (501) 327-7797                       (609) 665-7007

      D&G  Archem No. 610 Powerfuel        D    Minus Forty (Armor Research)
           Fuel Conditioner                D&G  Punch Fuel Conditioner
      D&G  Archem No. 611 Powerfuel             Concentrate (Armor Research)
           Conditioner Concentrate         D&G  SJC Formula (Armor Research)
      D    Archem No. 620 Powerfuel
           Diesel Power                    Arol Chemical Products Company
      D    Archem No. 621 Powerfuel             649 Ferry street
           Diesel Power                         Newark, NJ 07105
                                                Mr. Marc S. Weiss
      Archer Petroleum Division, Witco          (201) 344-1510
      Corporation
           6196 North 16t Street           D    Aropet PPD/600 D
           Omaha, NE 68110                 D    Dieselmax
           Mr. Luther Dromgold             D    Dieselmax Summer Blend
           (814) 368-6111                  D    Dieselpreme (Arol)
                                           D    Dieselpreme Artic (Arol)
      D&G  Universal Fuel Additive         D    PPD/400 (Arol)
           (Archer Petroleum)
                                           Arrow Chemical Corporation (NY)
      ARCO Chemical Company                     P.O. Box 479 (151 Horton
           3801 West Chester Pike               Avenue)
           Newton Square, PA 19073              Lynnbrook, NY 11563
           Mr. George Combs                     Mr. Ralph Bernstein
           (610) 359-2000                       (516) 493-1434

      D&G  ACTACLEAR 1700                  D    Arrow Diesel Fuel Additive
      D&G  ACTACLEAR 2400                       (Arrow Chemical - NY)
      D    Di tertiary butyl peroxide      D    Fuel Conditioner/Anti Gel

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Arrow Combustion Chemical, Inc.      Arrow-Magnolia International
           27 Nightwind Place                   P.O. Box 59089 (2646 Rodney
           The Woodlands, TX 77381              Lane)
           Mr. Joseph Metz                      Dallas, TX 75229
           (   )    -                           Mr. Mark Kenner
                                                (214) 247-7111
      D    AFS-A2D
      D    AFS-A2D-MOD (Arrow              D&G  X2000 Fuel Conditioner
           Combustion Chemicals)                Concentrate (Arrow-Magnolia)
      D    AFS-A2DM
      D    AFS-A2DM-MOD (Arrow             Aspar Chemical Corporation
           Combustion Chemicals)                P.O. Box 81
      D    AFS-A2G                              Old Bridge, NJ 08857
                                                Mr. William Parra
      Arrow Grease & Oil Company, Inc.          (908) 721-3230
           945 East Pleasant Run Road
           Lancaster, TX 75146             D    Diesel Fuel Additive
           Mr. Kim Smallwood
           (214) 227-3304                  ATCO International
                                                1400 Barclay Circle, S.E.
      D    CF5D Diesel Fuel Stabilizer          Marietta, GA 30060
           w/Cetane & Flow Improver             Mr. Frederick
           (Arrow Grease & Oil)                 (770) 424-7550
      D    FI-50 Diesel Fuel Flow
           Improver (Arrow Grease &        D    Diesel Tame (ATCO)
           Oil)                            D    Fru Gall
      D    FI-50A (Arrow Grease & Oil)     D&G  Performance Plus (ATCO)
      D    MDA-7 Starbrite Diesel Fuel     D&G  Performance Plus II (ATCO)
           Improver w/Algae Control        D    Petro-Ply (ATCO)
           (Arrow Grease & Oil)            D&G  X-Tend (ATCO)
      D    MDAC-7 Starbrite Diesel Fuel
           Improver w/Algae Control &      Athea Laboratories
           Cetane Improver (Arrow)              7855 North Faulkner Road
      D&G  X-10 Fuel Conditioner                Milwaukee, WI 53224
           Concentrate (Arrow Grease &          Mr. Patrick Rego
           Oil)                                 (414) 354-6417
      D    XC60 Diesel Fuel Cetane
           Improver (Arrow Grease &        D    Athea Diesel Clean
           Oil)                            D    Athea Diesel Fuel Anti-Gel
                                           D    Fuel Oil Treatment

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 10 / 78           f:\ffars\apps\reports\ad_d.frx
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                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Auto-Mark Inc. dba Sea Foam Sales    Bachman Services Inc.
      Company                                   2220 South Prospect Street,
           10401 Bren Road East #300            P.O. Box 96265
           Minnetonke, MN 55343                 Oklahoma City, OK 73143
           Mr. Mark D. Hanson                   (   )    -
           (612) 869-1312
                                           D    Bachman Services FA 5250
      D&G  Sea Foam Motor Tune-Up
                                           Baker Petrolite Corporation
      Automotive Chemical Products,             3900 Essex Lane
      Inc.                                      Houston, TX 77027 USA
           625 E. Parkway, Ste #1323,           Mr. Miles Rhea
           P.O. Box #221                        (713) 439-8286
           Coppell,, TX 75019
           Graham Ross                     D&G  A 4350
           (214) 471-2240                  D&G  EXI-603 (Petrolite)
                                           D    EXI-746 (Petrolite)
      D&G  A C P  Fuel System Cleaner      D    EXI-830 (Petrolite)
                                           D    EXT-508 (Petrolite)
      B & M Specialty, Inc.                D    F-3764 (Petrolite)
           5444 W. 4th Street              D    FLO XL
           Hattiesburg, MS 39402           D&G  FLO XS Pipeline Booster
           Mr. Bob Russell                 D&G  FLO-1003 Pipeline Booster
           (601) 264-6145                  D&G  FLO-1004 Pipeline Booster
                                           D&G  FLO-1005 Pipeline Booster
      D    MPG Diesel Fuel Conditioner     D&G  FLO-1008 Pipeline Booster
           (B & M)                         D&G  FLO-1010 Pipeline Booster
                                           D&G  FLO-1012 Pipeline Booster
      B.F.G. Chemicals, Inc.               D&G  FLO-1020 Pipeline Booster
           P.O. Box 170596 (1221 Pinson    D&G  FLO-1022 Pipeline Booster
           Street)                         D&G  IPC 1430
           Birmingham, AL 35217            D    IPC 4040 Additive
           Mr. William R. Lee              D    IPC 4045
           (205) 841-4069                  D&G  IPC 4410
                                           D&G  IPC 4415
      D    Die X Sel (B.F.G.)              D&G  IPC 4445
      D&G  Multi-Treat Fuel Additive       D    IPC 4600 Additive
           (B.F.G.)                        D&G  IPC 4605
                                           D&G  IPC 4640
                                           D&G  IPC 4650
                                           D&G  IPC 4675
                                           D&G  IPC 4677 Additive
                                           D&G  IPC 4690 Additive
                                           D&G  IPC 4695 Additive
                                           D&G  IPC 4725
                                           D&G  IPC 4800 Additive
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 11 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D    IPC 4830                        D&G  Tolad 357
      D    IPC 4865                        D&G  Tolad 357 D
      D&G  IPC 4870 Additive               D    Tolad 360 (Petrolite)
      D    IPC 4875 Additive               D    Tolad 361 (Petrolite)
      D    IPC 4905                        D    Tolad 363 (Petolite)
      D    IPC 4905 L                      D    Tolad 3640
      D    IPC 4910                        D    Tolad 3642
      D    IPC 4910  L                     D    Tolad 368 (Petrolite)
      D&G  IPC 4940                        D&G  Tolad 370 (Petrolite)
      D&G  IPC-5405                        D    Tolad 3714 (Petrolite)
      D    Magnacide 470                  D    Tolad 3716 (Petrolite)
      D&G  PetroKlear 7003                 D    Tolad 3718 (Petrolite)
      D&G  Petroklear 7006                 D    Tolad 3725 (Petrolite)
      D    PetroKlear 7025                 D    Tolad 3727
      D    Petroklear 7026                 D    Tolad 3729 (Petrolite)
      D&G  Petrolite NC 351                D    Tolad 3730 (Petrolite)
      D&G  Petrolite WLC 177               D    Tolad 3731
      D&G  Petrotec 7410 (Petrolite)       D    Tolad 3732
      D&G  Petrotec RI-25 (Petrolite)      D    Tolad 3733
      D&G  PM 9712                         D    Tolad 3734
      D    RI-35 (Petrolite)               D    Tolad 3736
      D&G  Specialty Additive 7003         D    Tolad 3737
      D    Tolad  3012                     D    Tolad 3738 (Petrolite)
      D&G  TOLAD (R) 3512                  D    Tolad 3739
      D&G  TOLAD (R) 9350                  D    Tolad 374 (Petrolite)
      D    Tolad 199 D (Petrolite)         D    Tolad 3740
      D&G  Tolad 249 (Petrolite) wka       D    Tolad 3747 (Petrolite)
           Tolad 249-D                     D    Tolad 3748 (Petrolite)
      D    Tolad 260 (Petrolite)           D    Tolad 3749 (Petrolite)
      D    Tolad 30 Plus (Petrolite)       D    Tolad 3750 (Petrolite)
      D    Tolad 3000                      D    Tolad 3765 (Petrolite)
      D    Tolad 3003                      D    Tolad 378 (Petrolite)
      D    Tolad 3005                      D    Tolad 3801
      D    TOLAD 3010                      D    Tolad 3802
      D    Tolad 3011                      D    Tolad 3803
      D    Tolad 3013                      D    Tolad 3804
      D    Tolad 3015                      D    Tolad 3805
      D    TOLAD 3020                      D    Tolad 3806
      D    TOLAD 3021                      D    Tolad 3807
      D    Tolad 311 (Petrolite)           D    Tolad 3808
      D    Tolad 316 (Petrolite)           D    Tolad 3811
      D&G  Tolad 3220                      D    Tolad 3812
      D&G  Tolad 3222 (Petrolite)          D    TOLAD 3814
      D&G  Tolad 3306                      D    Tolad 3827
      D    Tolad 346 (Petrolite)           D    TOLAD 3828
      D&G  Tolad 3511                      D    Tolad 386 (Petrolite)
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 12 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D&G  Tolad 3950                      D&G  Tolad SX-9280
      D&G  Tolad 500 (Petrolite)           D    Tolad 3810
      D&G  Tolad 507 (Petrolite)           D&G  Tolad SX 9260
      D&G  Tolad 510 (Petrolite)           D&G  Welchem 90700
      D    Tolad 66 (Petrolite)            D    Welchem 90710
      D    Tolad 9012 (Petrolite)          D&G  Welchem 90720
      D    Tolad 9016 (Petrolite)          D&G  Welchem 90730
      D    Tolad 9022 (Petrolite)          D&G  Welchem 91120
      D    Tolad 9023                      D&G  Welchem 91121
      D    Tolad 9032 (Petrolite)          D&G  Welchem H-9363-9
      D    Tolad 9033                      D&G  X-CIDE 102
      D    Tolad 9034                      D    X-Cide 105
      D    Tolad 9037                      D&G  X-Cide 540
      D    Tolad 9044 (Petrolite)
      D    Tolad 9054 (Petrolite)          Balandis Chemical Company
      D    Tolad 9076 (Petrolite)               P.O. Box 11113 (4501
      D&G  Tolad 9103 (Petrolite)               Briarbend)
      D    Tolad 9111                           Houston, TX 77016
      D&G  Tolad 9308 (Petrolite)               Mr. William
      D&G  Tolad 9309 (Petrolite)               (713) 723-6524
      D&G  Tolad 9310 (Petrolite)
      D&G  Tolad 9312 Emulsion             D    Gem Fuel Conditioner
           Preventative                         (Balandis)
      D&G  Tolad 9315 (Petrolite)
      D&G  Tolad 9324 (Petrolite)          Bardahl Manufacturing Corporation
      D&G  Tolad 9333                           P.O. Box 70607 (1400 N.W.
      D&G  Tolad 9360 (Petrolite)               52nd Street)
      D&G  Tolad 9362 (Petrolite)               Seattle, WA 98107
      D&G  Tolad 9500 (Petrolite)               Mr. John R. Wilson
      D&G  Tolad 9547 (Petrolite)               (206) 783-4851
      D&G  Tolad 9551 (Petrolite)
      D&G  Tolad 9552 (Petrolite)          D    Bardahl Diesel Cetane
      D&G  Tolad 9553 (Petrolite)               Booster
      D    Tolad 9554 (Petrolite)          D    Bardahl Diesel Combustion
      D&G  Tolad 9701 (Petrolite)               Improver
      D&G  Tolad 9702 (Petrolite)          D    Bardahl Diesel Combustion
      D&G  Tolad 9717                           Improver (Winter Grade)
      D    Tolad F-3701 (Petrolite)        D    Bardahl Dri Flo
      D    Tolad F-3720 (Petrolite)        D    CETANE 7
      D    Tolad SX 9272                   D    K.O. Octane Booster
      D&G  Tolad SX 9281                   D    Pro-Strength Anti-Gel
      D&G  Tolad SX-9200                        (Bardahl)
      D    Tolad SX-9210
      D&G  Tolad SX-9220
      D&G  Tolad SX-9235
      D    Tolad SX-9270
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 13 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      BASF Corporation
           3000 Continental Drive -        Bell Fuels, Inc.
           North                                4116 West Peterson Avenue
           Mount Olive, NJ 08828                Chicago, IL 60646
           Dr. Steffano C.                      Diane Johnson
           (201) 426-2600                       (312) 286-0200

      D&G  Calco Oil Violet ZIRS           D    Super D-2 Premium Diesel
      D&G  Sudan Blue 670                       Fuel Additive - Summer (Bell
      D&G  Sudan Green Marker 999               Fuels)
           Liquid                          D    Super D-2 Premium Diesel
      D&G  Sudan M Red NB 399 Liquid            Fuel Additive - Winter (Bell
      D&G  Sudan M Yellow 150                   Fuels)
      D&G  Sudan Marker 455 Liquid
      D&G  Sudan Yellow 146                Berkebile Oil Company, Inc.
      D&G  Sudan Yellow 172 Liquid              P.O. Box 715 (Brant Road,
                                                Suite 2)
      BCS International, Inc.                   Somerset, PA 15501
           P.O. Box 50994 (612 Oregon           Shawn P. Booth
           Ave)                                 (814) 445-2730
           Palo Alto, CA 94303
           Mr. Ben C. Song                 D    Berkebile 2+2 Diesel
           (415) 325-0101                       Anti-Gel
                                           D&G  Berkebile 2+2 Fuel - Stor
      D&G  F2-21 (BCS)                          Fuel Stabilizer
                                           D&G  Berkebile 2+2 Isopropyl
      Behnke Lubricants, Inc.                   Gasline Anti-Freeze, IPA
           P.O. Box 25281
           Milwaukee, WI 53225             Berryman Products, Inc.
           Mr. Eric J. Peter                    3800 East Randol Mill Road
           (414) 781-8850                       Arlington, TX 76011
                                                Mr. Roger Cotman
      D    Jax Fuel Flow (Behnke)               (800) 433-1704

      Bell Additives, Inc.                 D    B-12 Chemtool Summer Diesel
           1340 Bennett Drive                   Treatment
           Longwood, FL 32750              D    B-12 Chemtool Winter Diesel
           Mr. Charles G.                       Treatment
           (407) 831-5021                  D    B12 Chemtool All Season
                                                Diesel Fuel Treatment
      D    83-D Concentrate (Bell          D    Blend 6DDW-BerryDiesel
           Additives)                           Winter Fuel Treatment wka
      D    Dee-Zol Concentrate (Bell            Blend 6DW ProFlo Winter
           Additives)                           Formula
      D    Dee-Zol Plus (Bell              D    Blend 6DS - Diesel Pro Flo
           Additives)                           Summer Formula
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 14 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

                                           D&G  Spec-Aid 8Q101
      Better Performance Products          D&G  Spec-Aid 8Q102
           P.O. Box 396                    D&G  Spec-Aid 8Q103
           Channelview, TX 77530           D&G  Spec-Aid 8Q104
           Mr. Roy L. Stegall              D&G  Spec-Aid 8Q105
           (713) 451-4577                  D&G  Spec-Aid 8Q106
                                           D&G  Spec-Aid 8Q107
      D    Performance Plus (Better        D&G  Spec-Aid 8Q108
           Performance)                    D&G  SPEC-AID 8Q109
      D    Performance Plus - Antigel      D    Spec-Aid 8Q11
           Formula (Better Performance)    D    SPEC-AID 8Q12
                                           D    Spec-Aid 8Q120
      BetzDearborn                         D&G  Spec-Aid 8Q202 S
           9669 Grogans Mill Road, P.O.    D&G  Spec-Aid 8Q203
           Box 4300                        D&G  Spec-Aid 8Q205
           The Woodlands, TX 77387         D&G  Spec-Aid 8Q206
           Mr. Bruce Wright                D&G  Spec-Aid 8Q206 S
           (281) 367-2442                  D&G  Spec-Aid 8Q208
                                           D&G  Spec-Aid 8Q21
      D&G  Betz ACN 13                     D&G  Spec-Aid 8Q21 M
      D&G  Betz DM-1060                    D&G  Spec-Aid 8Q211C
      D&G  Betz DM-1399                    D&G  SPEC-AID 8Q22
      D&G  Betz DM-1664                    D    Spec-Aid 8Q30
      D    Betz DM-5875                    D&G  SPEC-AID 8Q300 (Betz)
      D    Betz DM-5930                    D&G  Spec-Aid 8Q301
      D    Betz DM-9631                    D&G  Spec-Aid 8Q302
      D    Betz DM-9632                    D&G  SPEC-AID 8Q303
      D    Betz DM-9633                    D&G  Spec-Aid 8Q304
      D    Betz DM-9825                    D&G  Spec-Aid 8Q305
      D    Betz DM-9826                    D    Spec-Aid 8Q31
      D    Betz DM-9827                    D    SPEC-AID 8Q32
      D    Betz DM-9828                    D    Spec-Aid 8Q4
      D    Betz DM-9832                    D&G  Spec-Aid 8Q400
      D    Betz DM-9837                    D    Spec-Aid 8Q401
      D    Betz DM-9840                    D    SPEC-AID 8Q403 (Betz)
      D    Betz DM-9844                    D&G  Spec-Aid 8Q404
      D    DM-9881                         D    Spec-Aid 8Q407
      D&G  EMBREAK 2W154 (Betz)            D&G  Spec-Aid 8Q408
      D&G  Petromeen OS-16                 D    Spec-Aid 8Q5
      D&G  ProChem 3F8                     D    Spec-Aid 8Q50 (Betz)
      D&G  ProChem 4H2                     D    SPEC-AID 8Q500 (Betz)
      D&G  ProChem DM-814 (Betz)           D    SPEC-AID 8Q501 (Betz)
      D&G  ProSweet S30                    D    Spec-Aid 8Q502
      D&G  ProSweet S50                    D    Spec-Aid 8Q51
      D    SPEC-AID 8Q10                   D    Spec-Aid 8Q53
      D&G  Spec-Aid 8Q100                  D    Spec-Aid 8Q6
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 15 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D    Spec-Aid 8Q60                        Treatment
      D    Spec-Aid 8Q7                    D    PN PTS 9820- Home Heating
      D    Spec-Aid 8Q70                        Oil Treatment
      D    SPEC-AID 8Q700 (Betz)           D    PN PTS 9847 -3000 Diesel
      D    Spec-Aid 8Q701 (Betz)                Pump Lubricant
      D    SPEC-AID 8Q72                   D    PN PTS 9848 - Diesel Pump
      D    SPEC-AID 8Q9                         Lube
      D    Spec-Aid 8Q900                  D    PN PTS 9849 - DPL (1-20000)
      D    Spec-Aid 8Q901                  D    PN PTS 9850- 1-1000 Custom
      D    Spec-Aid 8Q902                       Blend Summer w/DPL
      D    Spec-Aid 8Q925                  D    PN PTS 9884- Cetane Improver
                                                Concentrate
      BetzDearborn, Water Management       D    PN PTS 9888 - All Season
      Group                                     Fleet Power Plus
           200 Witmer Road                 D    PN PTS 9898-FUEL GUARD PLUS
           Horsham, PA 19044               D    PN PTS 9899-ALL SEASON
           Mr. Roy Manley                       GUARD (PLUS)
           (215) 773-6108                  D    PN- P9888  All Season Fleet
                                                Power Plus
      D&G  Betz ACN 13                     D    PN-212 Diesel Fuel Pour
                                                Depressant
      BG Products, Inc.                    D    PN-213 Diesel Fuel Pour
           701 S. Wichita                       Depressant
           Wichita, KS 67213               D    PN-215 Diesel Fuel Pour
           Mr. Timothy Tucker                   Depressant
           (316) 265-2686                  D    PN-218 Lube and Flow
                                           D    PN-226 Diesel Fuel
      D    PN - P 9899  All Season Fuel         Conditioner
           Guard Plus                      D    PN-227 Diesel Fuel
      D    PN 215 - BG Diesel Fuel Pour         Conditioner W/DPL
           Depressant                      D    PN-229 Diesel Fuel Flow
      D    PN 224 Conc.- Diesel Pump            Improver
           Lubricant                       D    PN-230 DFC W/DFPD + DPL
      D    PN 224- Diesel Pump             D    PN-248 Maximum Diesel
           Lubricant                            Performance
      D    PN 226 - BG Diesel Fuel         D    PN-P9887 Diesel  Fuel
           Conditioner                          Conditioner w/Flow Improver
      D    PN 227- Diesel Fuel             D&G  X-9624 (BG Products)
           Conditioner with DPL
      D    PN 230 - BG Diesel Fuel
           Conditioner w/Pour
           Depressant
      D    PN 231 - BG Diesel Fuel Pour
           Depressant w/Solvent
      D    PN 248 - BG Diesel Max
      D    PN 248- Diesel Fuel
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 16 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Bi-Chem Industries, Inc.             Bowman Distribution
           900 East Loula                       850 East 72nd Street
           Olathe, KS 66061                     Cleveland, OH 44103
           Mr. Harvey Levine                    ext 149
           (913) 782-5757                       (216) 391-7200

      D    Bi-Chem Industries Fuel Oil     D    19426 - Bowman Diesel
           Additive                             Injector Cleaner
      D&G  Bi-Chem Industries Motor
           Fuel Purge                      Britt Manufacturing Div. Fountain
                                           Industries
      Blackman Uhler Chemical Company           5400 East 90th Street
           (P.O. Box 5627, Zip Code:            Kansas City, MO 64130
           29304) 2155 West Croft               Mr. Glenn McGuire
           Circle                               (816) 333-5900
           Spartanburg, SC 29302
           Mr. Ben O'Dell                  D    Z-4 All Seasons Diesel
           (864) 585-3661                       Improver (Britt)
                                           D    Z-4 Cetane Five Plus (Britt)
      D&G  Additive 2EHN                   D    Z-4 Diesel Fuel Additive
                                                (Britt)
      Blend File                           D    Z-4 Diesel Treatment (Britt)
           3920 Essex  Lane                D&G  Z-4 Fuel Conditioner &
           Houston, TX 77227                    Deicer (Britt)
           (   )    -                      D    Z-4 Polar Power Diesel
                                                Anti-Gel (Britt)
      D    DEBA 3001 (Lubricant            D    Z-4 Super Cetane Improver
           Technology Corp)                     (Britt)
      D    Houghto-Solv (Houghton)         D    Z-4 Super Cetane Improver
                                                w/Anti-Gel (Britt)
      Bosart Company
           P.O. Box 1323 (1982 Commerce    Brokenhead Farm Investment
           Road)                           Services, Ltd.
           Springfield, OH 45501                Rural Route 3
           Ms. Cindy Schneider                  Beausejour, Manitoba, CN
           (513) 325-9254                       R03
                                                Mr. Torsten Bethge
      D&G  Titan Gasline Antifreeze             (204) 265-3410
           (Bosart)
                                           D    Additive X-01 (Brokenhead)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 17 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Brooklake Products                   C-W Products International, Inc.
           8900 Huff Avenue, N.E.               1340 Bennett Drive
           Brooks, OR 97303                     Longwood, FL 32750
           Mr. Richard A.                       Mr. Charles G.
           (503) 390-2150                       (407) 831-4966

      D&G  Plus 2 Combustion Catalyst      D    BEST All-Weather Diesel
           (Brooklake)                          Additive (C-W)

      Buckman Laboratories, Inc.           C.F.P. Oil Products and Fluid
           1256 N. McLean Blvd             Management, Inc.
           Memphis, TN 38108                    11 East Yates
           Ms. Jody Stobbe                      Porterville, CA 93257
           (901) 278-0330                       Mr. Bruce N.
                                                (209) 784-0503
      D    Busperse 47
      D&G  Busperse 47-FA (Buckman)        D&G  Fuel Lube (C.F.P.)
      D&G  Busperse 59 (Buckman)
      D&G  Busperse 59 LO                  Calwis Company, Inc.
      D&G  DEVIS (Buckman)                      901 Hinkle Street
      D    DMAD                                 Green Bay, WI 54303
      D    DMAD-FA (Buckman)                    Mr. Dennis R.
      D    MECT 10                              (414) 499-4990
      D    MECT 20
      D&G  MECT 5                          D&G  Isopropanol (Calwis)
      D    MECT-10-SR
      D    MECT-20-SR                      Carbola Chemical Company, Inc.
      D&G  MECT-5-SR                            1877 State Street
      D    MTC 10                               Watertown, NY 13601
      D    MTC-10-SR                            Mr. Edward R. Smith
                                                (   )    -
      C U Enviromental, Inc.
           3100 Independence Pkwy,         D    Carbola Fuel Oil Additive
           Suite 311-326                   D&G  Carbola Motor Fuel Additive
           Plano, TX 75075
           Mr. Lawrence C.
           (214) 404-4597

      D    Optiburn

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 18 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Cargill, Inc.                        Carter Chemicals & Services, Inc.
           1 Cargill Drive                      55 Warren Avenue
           Eddyville, IA 52553                  Westbrook, ME 04092
           Mr. Loren E. Luppes                  Mr. Steven E.
           (515) 969-3671                       (207) 854-9781

      D    Envirodiesel                    D    Arctic Aronol W/Powerize
                                           D    ARONOL DIESEL SUPPLEMENT
      Carolina Industrial Supplies         D    ARONOL F.I. (Carter
           Route 2, Box 432-A                   Chemicals)
           Durham, NC 27705                D    Aronol Liquifire 330
           Mr. Phillip R.                  D    ARONOL POWERSIZE
           (919) 383-1111                  D    Condition 3000
                                           D    GYRONOL 102 (Carter
      D    Carolina Industrial Fuel Oil         Chemicals)
           Additive                        D    Gyronol 202
      D&G  Carolina Industrial Motor       D    Micronol 220 BC
           Fuel Additive                   D    PetroTec 2001
                                           D    PetroTec 3001 Diesel Fuel
      Carquest                                  Stabilizer Plus
           12596 W. Bayaud Ave, Suite      D    Petrotec Cetane Booster
           400                             D    Petrotec DC-303
           Lakewood, CO 80228              D    Petrotec ET-330
           Mr. Todd Hack                   D    Petrotec Winter Diesel Flow
           (303) 984-2000                       Improver
                                           D    Petrotec Winter Fleet
      D    Carquest Diesel Fuel                 Formula
           Conditioner With Anti-Gel       D    Petrotec XBL-350
           2025                            D    Summer Diesel Additive 4000
                                                (Carter Chemicals)
      Cartel Products, Inc.                D    WDA-1000 (Winter Diesel
           315 N Eastwood P.O. Box 151          Additive 1000) - Carter
           Woodstock, IL 60098                  Chemicals
           Mr. Vincent                     D    WDA-1000D (Winter Diesel
           (815) 334-0250                       Additive w/Dye) - Carter
                                                Chemicals
      D    Arctic Power                    D    WDA-1000DWC (Winter Diesel
      D    Cold Flow Concentrate                Additive 1000 w/Dye & Water
      D    Lubricity Improver                   Cntl)-Carter Chemicals
      D    Winter Supreme                  D    WDA-1000WC (Winter Diesel
                                                Additive 1000 w/Water
                                                Control) - Carter Chemicals

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 19 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Carvern Petrochemical Company,       CENEX, Inc
      Ltd.                                      P.O. Box 64089
           P.O. Box 309 (833 Helena             St Paul, MN 55164
           Street)                              Mr. Jay D. Debertin
           Fort Erie, Ontario, CN L2A 5         (612) 451-5151
           Canada
           Mr. Iain H.                     D    Diesel Fuel Lubricity
           (905) 871-2844                       Enchancer Concentrate
                                           D    Diesel Fuel Lubricity
      D    CV200 Diesel Fuel Combustion         Enhancer
           Catalyst
                                           Central Petroleum Company
      Case Company                              1449 West 117th Street
           700 State Street                     Cleveland, OH 44107
           Racine, WI 53404                     Mr. Blaine
           Mr. Donald Bahl                      (319) 284-6221
           (414) 636-6565
                                           D    Cen-Pe-Co Anti-Gel
      D    Case Diesel Fuel Conditioner         Concentrate Plus (Central
           (331-406)                            Petroleum)
                                           D    Cen-Pe-Co Artic Diesel Fuel
      CD-2 Company                              Blend (Central Petroleum)
           5655 West 73rd Street           D    Cen-Pe-Co Cetane Improver
           Chicago, IL 60638                    Plus (Central Petroleum)
           Mr. Richard P.                  D    Cen-Pe-Co Diesel Fuel
           (708) 563-3715                       Additive Concentrate
                                                (Central Petroleum)
      D    CD-2 Concentrated Cold          D    Cen-Pe-Co Super Diesel Klenz
           Weather Diesel Fuel                  (Central Petroleum)
           Treatment No. 4188              D    Power Flo Klenz (Central
           (Stewart-Warner)                     Petroleum)
      D    CD-2 Diesel Fuel Anti-Gel
           No. 4138 (Stewart-Warner)       Century Laboratories, Inc.
      D    CD-2 Diesel Fuel Conditioner         3060 South 24th Street
           for Cars No. 4137                    Kansas City, KS 66106
           (Stewart-Warner)                     Mr. James O. Kruz
      D    CD-2 Multi-Purpose Diesel            (   )    -
           Fuel Conditioner No. 4190
           (Stewart-Warner)                D    Century Laboratories Fuel
      D    CD-2 Super Concentrated              Oil Additive
           Diesel Fuel Conditioner No.
           4186 (Stewart-Warner)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 20 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Century Laboratories, Lubar          Champion Chemical Corporation
      Chemical                                  P.O. Box 3595
           P.O. Box 734                         Hollywood, FL 33083
           Shawnee Mission, KS 66201            Ms. Marcia A. Fox
           Mr. Terry L. Hall                    (305) 962-9768
           (816) 471-2560
                                           D    Champion Chemical
      D    Centonite 8317                       Anti-Gelling Agent
      D&G  Centonite 8401                  D    Champion Chemical Winterized
                                                Fuel Stabilizer
      Century Lubricants Company
           2140 South 88th Street          Champion Products, Inc.
           Kansas City, KS 66111                P.O. Box 291
           Mr. Marvin D. Hart                   Stephenville, TX 76401 USA
           (913) 422-4022                       Mr. John C. Heaton
                                                (817) 965-2567
      D&G  623500 (Century Lubricating)
                                           D&G  Champion QX
      CGS Industries, Inc., Chemical       D&G  Champion QX 500
      Division                             D&G  QX  500 Champion Concentrate
           P.O. Box 21 (28 Wilton
           Street)                         Champion Technologies, Inc.
           Hyde Park, MA 02136                  P.O. Box 450499
           Mrs. I.E. Coyne                      Houston, TX 77245
           (617) 364-3110                       Mr. David H. Drake
                                                (713) 431-2561
      D&G  CGS Dry Gas
                                           D&G  RPA-317
      CH2O, Inc.                           D&G  RPS-612
           8820 Old Hwy. 99 SE             D&G  RPS-613
           Olympia, WA 98501               D&G  RPS-614
           Ms. Joyce Prindle               D    RPS-615
           (360) 943-6063                  D&G  RPS-707
                                           D&G  RPS-806
      D    Diesel Fuel Conditioner         D&G  RPS-810
                                           D    RPS-811
                                           D    RPS-812
                                           D    RPS-813
                                           D&G  RPS-814
                                           D&G  RPS-816
                                           D    RPS-817
                                           D    RPS-818
                                           D    RPS-819
                                           D    RPS-820

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 21 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Charles E. Smith Industries, Inc.    Chemax Corporation
           1332 South Second Street             P.O. Box 7453
           Louisville, KY 40208                 Beaumont, TX 77726
           Mr. Thaddeus A.                      Mr. Max Lyons
           (   )    -                           (409) 866-4232

      D&G  Liquid Tune I (Ch. E. Smith)    D&G  CM-1000 (Chemax)
                                           D    Encapsulator-1000 (Chemax)
      Chem Tech, Inc.                      D    MDA-1000 (Chemax)
           5707 John Avenue                D&G  X-200 (Chemax)
           Superior, WI 54880
           Mr. Tim Nelson                  ChemCo
           (715) 394-4164                       P.O. Box 59853
                                                Dallas, TX 75229
      D&G  Clean Power (Chem Tech)              Mr. Jack Wilpon
      D    Oxy Cats - Catalytic                 (214) 386-6300
           Oxidation Accelerator (Chem
           Tech)                           D&G  C-Power (ChemCo)
                                           D    Extend + (ChemCo)
      Chem-Power Division, Foster &        D    GT-99 (ChemCo)
      Company
           15 Wing Drive                   Chemco Products Company, Inc.
           Cedar Knolls, NJ 07927               P.O. Box 444
           Mr. Gary Adams                       Appleton, WI 54912
           (201) 267-4100                       Mr. Lonn L. Finger
                                                (414) 733-0363
      D    Pow'R-Teen (Chem-Power)
                                           D&G  Chem-Add (Chemco Products -
      Chem-Quest, Inc.                          WI)
           P.O. Box 384                    D    Diesel Go (Chemco)
           Glens Falls, NY 12801
           Mr. Bruce W.                    Chemical Solvents Inc.
           (   )    -                           3751 Jennings Road
                                                Cleveland, OH 44109
      D    Diesel Plus (Chem-Quest)             Mr. Timothy P.
      D&G  Motor Lube (Chem-Quest)              (216) 741-9310

                                           D    SP-5410
                                           D    SP-5565 W
                                           D    SP-5570

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 22 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Chemical Systems Corporation         Chempace Corporation
           1709 Belvue Drive                    P.O. Box 3484 (45 Burbank
           Forest Hill, MD 21050                Drive)
           Mr. L. Snider                        Toledo, OH 43607
           (301) 879-0970                       Mr. Ralph E.
                                                (   )    -
      D    Chemical Systems Fuel Oil
           Additive                        D    Boost Diesel Fuel Additive
      D&G  Chemical Systems Motor Fuel          (Chempace)
           Additive
                                           Chemstar of Tennessee, Inc.
      Chemical Technologies, Inc.               9752 Green Spruce Cove
           17630 Surreywest Lane                Lakeland, TN 38002
           Spring, TX 77379                     Mr. Harry F. Hess,
           Mr. Peter S. Aswad                   (901) 774-9023
           (713) 370-8915
                                           D    Chemstar (TN) DO-1000
      D    Chem-Tane 7300 (Chemtec)        D    Chemstar (TN) DO-200
      D    Chemtec 7200
      D    Chemtec 7211 (Chemical          Chemtek, Inc.
           Technologies)                        P.O. Box 15385 (803 Ramsuer)
      D    Chemtec 7212 (Chemical               Durham, NC 27704
           Technologies)                        Ms. Joan B. Francis
      D    Chemtec 7220 (Chemical               (919) 688-8093
           Technologies)
      D    Chemtec 7750 (Chemical          D    Altex (Chemtek)
           Technologies)                   D    Starflight (Chemtek)
      D    Chemtec 7775 (Chemical          D&G  Topflight (Chemtek)
           Technologies)
                                           Chemway Systems, Inc.
      CHEMOL Co., Inc.                          P.O. Box 1625
           P.O. Box 16286                       Bay City, TX 77404
           Greensboro, NC 27416                 Mr. William O.
           Mr. Moneeb Zakaria                   (409) 245-8811
           (910) 273-4645
                                           D    Diesel Treatment
      D    BioDiesel

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 23 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Chevron Products Company             Clean Energy Corporation
           575 Market Street                    4455 South 700 East
           San Francisco, CA 94105 USA          Salt Lake City, UT 84107
           Mr. Edward O. Moore                  Mr. Mark L. Nicoll
           (415) 894-2452                       (801) 544-6988

      D&G  Ban-Ice (Chevron U.S.A.)        D&G  FuelAid (Clean Energy)
      D    Chevron Dieselmotive Direct
           Injector Cleaner                Clean Power International
      D    Chevron Pro-Gard Diesel         Corporation
           Clean-Up                             131 Ryland Street
      D&G  Chevron Pro-Gard High                Reno, NV 89501
           Performance Fuel Additive            Mr. Robrt Barnes
      D    Chevron PRO_GUARD Diesel             (916) 927-0374
           Fuel Conditioner
      D    Chevron ZEROLENE Diesel Fuel    D&G  Clean Power
           Low Temperature Performance
           Additive                        Coastal Unilube, Inc
                                                1200 South 8th Street
      Citgo Petroleum Corp. wka Cato            West Memphis, AR 72301 USA
      Oil & Grease Corp.                        Mr. Roger E. Tucker
           P.O. Box 3758                        (870) 732-7862
           Tulsa, OK 74102
           Mr. Larry                       D    Road Tech Diesel Fuel
           (405) 424-3311                       Treatment
                                           D    Unipro Diesel Fuel Treatment
      D    Mystik Diesel Fuel
           Conditioner                     Conklin Company, Inc.
                                                P.O. Box 155 (551 Valley
      Clean Diesel Technologies, Inc.           Park Drive)
           300 Atlantic Street, Suite           Shakopee, MN 55379
           702,                                 Mr. Kim Mezzenga
           Stamford,, CT 06901                  (612) 445-6010
           Mr. James M.
           (203) 327-7050                  D&G  Conklin 4 Power
                                           D    Conklin Diesel Plus
      D    Platinum Plus - 2200            D&G  Conklin Fuel Mate Plus ST
      D    Platinum Plus - 2200-C          D&G  Conklin Fuelmate
      D    Platinum Plus - 3100 C          D&G  Fuel Mate Plus (Conklin)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 24 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Conoco, Inc.                         Corbco, Inc.
           P.O. Box  2197 (600 North            138 East Price Street
           Dairy Ashford)                       Keller, TX 76248
           Houston, TX 77252                    Mr. Kent R. Corbett
           Mr. Clay Goudy                       (817) 337-1008
           (281) 293-6107
                                           D    BDFC 3000
      D&G  EXP-101                         D    Ek'Cel Diesel Fuel
      D&G  EXP-102                              Conditioner
      D&G  Liquid Power for Refined
           Products                        Corn Plus
                                                P.O. Box 1004
      Consolidated Laboratories, Inc.           Winnebago, MN 56098
           P.O. Box 1406, Northridge            Mr. Ronnie C.
           Station                              (507) 893-4747
           Dayton, OH 45414
           Mr. Stan Schear                 D&G  Fuel Grade Ethanol
           (   )    -
                                           Correlated Products, Inc.
      D&G  Fuel Aid (Consolidated Labs)         P.O. Box 42387
                                                Indianapolis, IN 46242
      Continental Research Corporation          Mr. Robert Crist
           P.O. Box 8428                        (317) 243-3248
           St. Louis, MO 63132
           Mr. Robert E.                   D    Cetane + Cetane & Flow
           (314) 426-0410                       Improver Concentrate
                                                (Correlated)
      D&G  PCA (Continental Research)      D    Correlated Fuel Oil Additive
                                           D&G  Correlated Gas Line Anti
      Continental Research, Lubar               Freeze
      Chemical                             D    D-GEL Diesel Fuel Anti-Gel
           P.O. Box 8428                        (Correlated)
           St. Louis, MO 63132             D    D.E. 340 Diesel Conditioning
           Mr. Terry L. Hall                    Concentrate (Correlated)
           (816) 471-2560

      D&G  PCA

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 25 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      CORTEC Corporation                   D    Siloo Diesel Fuel
           4119  White Bear Parkway             Conditioner with Antigel,
           St. Paul, MN 55110 US                P/N 8A,8B,8C,8D
           Christoff                       D    Siloo Diesel Fuel
           (612) 429-1100                       Conditioner, 6A,6B,6C,6D
                                           D    Siloo Water Remover (CRC)
      D&G  VCI-704                         D&G  Sta-Lube Gasoline Storage
      D&G  VCI-704                              Stabilizer
      D&G  VCI-705
      D&G  VCI-705                         Crescent Manufacturing
                                                P.O. Box 159, 8800 South
      CRC Industries, Inc.                      Main St.
           885 Louis Drive                      Eden, NY 14057
           Warminster, PA 18974                 Mr. Doug Erick
           Mr. Adam M.                          (716) 992-4115
           (215) 442-6223
                                           D    DURA LUBE Advance Diesel
      D    6065 - CRC Marine Bio-Con            Fuel System Treatment
           Diesel Fuel Cleaner &
           Conditioner                     Crest Oil and Chemical, Inc.
      D    6AA - Siloo Diesel Fuel              P.O. Box 11257 (301 N. Rhode
           Conditioner                          Island)
      D    83A - Siloo Diesel Fuel              Oklahoma City, OK 73136
           Conditioner Super                    Ms. Jean A.
           Concentrate                          (405) 232-0244
      D    84A - Siloo Diesel Fuel
           Conditioner w/ Anti-Gel         D&G  Crest Concentrated Fuel
           Super Concentrate                    Injector Cleaner
      D    9AA - Diesel Fuel Injector      D    Crest Oil Fleetguard Diesel
           Cleaner with Anti-Gel                Fuel Treatment
      D    Diesel Fuel Conditioner 6AA     D&G  RoadPro Concentration Fuel
      D    Diesel Fuel Injector Cleaner         Injection Cleaner
           (SILOO) 7A
      D    Diesel Fuel Injector Cleaner    Cristy Corporation
           7AA (Siloo)                          260 Authority Drive
      D    Diesel Fuel Injector Cleaner         Fitchburg, MA 01420
           with Anti-Gel 9A (Siloo)             Mr. Alan Couture
      D    Siloo Bio-Con (CRC)                  (508) 343-4330
      D    Siloo Diesel Fuel Anti-Gel
           65A                             D&G  Christy Drygas Brand Water
      D    Siloo Diesel Fuel                    Remover
           Conditioner (CRC)               D&G  Cristy Drygas Brand Water
      D    Siloo Diesel Fuel                    Remover & Carburetor Cleaner
           Conditioner w/Anti-Gel (CRC)    D&G  Monarch Brand Iso Gasline
      D    Siloo Diesel Fuel                    Antifreeze
           Conditioner with Antigel 8AA
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 26 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Cummins Engine Company, Inc.         D & H Industrial Supply Company
           P.O. Box 3005                        P.O. Box 472
           Columbus, IN 47202                   Bowie, TX 76230
           Mr. Alan R.                          Mr. Bill Henson
           (812) 377-5000                       (817) 872-1321

      D    Premium Plus Diesel Engine      D    SSA Diesel Fuel Smoke
           Injector Cleaner (Cummins)           Suppressant (D&H)
      D    Premium Plus Diesel Fuel
           Additive (Cummins)              D'Tane Corporation
                                                601 Jefferson, Suite 320
      Custom Built Lubricants Company           Houston, TX 77002
           P.O. Box 1908 (13910 Noland          Mr. Frank Gonzalez
           Court)                               (713) 759-9177
           Independence, MO 64055
           Mr. T.F. Craskey                D    CCP-4MSDE for Diesel Fuel
           (816) 833-0600                  D    ED-CCP
                                           D    TRA-TANE 'D' Catalytic
      D&G  C-B DE SOLV Fuel Stabilizer          Diesel Activator (D'Tane)
           (Custom Built)
                                           D-A Lubricant Company, Inc./ Div.
      Cyclo Industries, Inc.               of Premier Farnell Corp.
           10190 Riverside Drive,               1340 West 29th Street
           Palm Beach Gardens, FL 33410         Indianapolis, IN 46208
           Ms. Carole L.                        Mr. Kenneth L.
           (407) 842-3511                       (317) 923-5321

      D    Cyclo Diesel Fuel Treatment     D&G  D-A Fuelguard
      D&G  Cyclo Fuel Injector Clean Up    D    Fuel Guard Antigel (D-A)

      CYI (Create Youth International,     D.W. Davies and Company, Inc.
      Ltd.)                                     3200 Phillips Avenue
           34-351B Date Palm Drive,             Racine, WI 53403
           Suite 220                            Mr. Jeff
           Cathedral City, CA 92234             (414) 637-6133
           Ms. Sandra Dedina
           (619) 327-9495                  D    Sure-Fire (D.W. Davies)

      D&G  Petrol Pills (CYI)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 27 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Dart Drug                            Delta Foremost Chemical
           3201 Penn Street                Corporation
           Landover, MD 20785                   P.O. Box 30310 (3915 Air
           (   )    -                           Park Street)
                                                Memphis, TN 38130
      D&G  Dart Drug Gas Line                   Mr. Marcus Jones
           Antifreeze                           (901) 363-4340

      Dart Research, Inc.                  D    Foremost F-1718ES Diesel
           P.O. Box 5467 (2222 North            Fuel Plus (Delta Foremost)
           Second Street)
           St. Louis, MO 63147             DeMert & Dougherty, Inc.
           Mr. John F.                          5 Westbrook Corp. Center,
           (   )    -                           Suite 900
                                                Westchester, IL 60154
      D    Dart Research Fuel Oil               Mr. Don W. Bushman
           Additive                             (708) 409-9000
      D&G  Dart Research Motor Fuel
           Additive                        D    DeMert Auto Diesel Fuel
                                                Anti-Gel 20
      Deere & Company, John Deere          D    DeMert Auto Diesel Fuel
      Merchandise Division                      Treatment 20
           John Deere Road                 D    DeMert Diesel Fuel Anti-Gel
           Moline, IL 61265                D    DeMert Diesel Fuel Treatment
           Mr. W. Kent                     D&G  DeMert Fuel System Dryer
           (309) 765-8000                  D    DeMert Truck Diesel Fuel
                                                Anti-Gel 100
      D&G  Deere Gasoline Conditioner      D    DeMert Truck Diesel Fuel
           and Stabilizer                       Treatment 100
                                           D&G  HEET FS DRYER &  ANTIFREEZE
      Del Chemical Corporation                  II
           P.O. Box 10207
           Reno, NV 89510                  Detco Industries
           Mr. Richard A.                       P.O. Box 430
           (   )    -                           Conway, AR 72033
                                                Mr. Carter Elliott
      D&G  Del Additive No. 5                   (501) 329-6965

                                           D&G  610 Fuel Conditioner
                                                Concentrate (Detco)
                                           D    Detco Diesel Pro

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 28 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Diamond 2000 Dynamics, Inc.          Dryden Oil Company, Inc.
           10370 Slusher Drive                  9300 Pulaski Highway
           Santa Fe Springs, CA 90670           Baltimore, MD 21220
           Mr. Julio M.                         Mr. Terrence Malone
           (213) 946-8576                       (410) 682-9112

      D&G  Diamond 2000 Ruby Treat         D    Drydene DFC Plus
                                           D    Drydene Diesel Fuel
      Diversified Industrial                    Contitioner (Dryden Oil)
      Technologies, Inc.                   D&G  Drydene Fuel Treet (Dryden
           P.O. Box 6483                        Oil)
           Pasadena, TX 77506
           Mr. Gregory B.                  DuBois Chemicals Division, Chemed
           (800) 673-4205                  Corporation
                                                3630 East Kemper Road
      D    DT 1000 Performance Plus             Sharonville, OH 45241
           (Diversified)                        Mr. W.J. Corbett
                                                (513) 769-4200
      Don Donikowski & Company
           15581-C3 Product Lane           D    GFT-10-LT (duBois)
           Huntington Beach, CA 92649
           Mr. Don Donikowski              Dynacco, Inc.
           (714) 891-3337                       P.O. Box 27
                                                Monroe, WA 98272
      D    Mor-Seven (Don Donikowski)           Mr. John H. Dyer
                                                (206) 485-0554
      Drug Fair, Inc.
           6295 Edsall Road                D    BDS Fuel Additive (Big D)
           Alexandria, VA 22312            D    BDS Fuel Additive Plus (Big
           (   )    -                           D)

      D&G  Buckingham Gas Line             Dynalife Division, Phillips
           Antifreeze (Drug Fair)          Petroleum Company
                                                782 Adams Building
      Drummond American Corporation             Bartlesville, OK 74004
           600 Corporate Woods Parkway          Mr. W.D. Preston
           Vernon Hills, IL 60061               (918) 661-4665
           Ms. Heather Buck
           (847) 913-9313                  D&G  Dynalife Fuel System
                                                Antifreeze
      D    Pro-Trucker (DL 1500) -
           Drummond American

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 29 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Dynasty Chemical Corporation         E.P.L. Pro Long International
           P.O. Box 532                         10221 Slater Avenue, Suite
           Latham, NY 12110                     103
           Mr. Mel Waldman                      Fountain Valley, CA 92708
           (518) 462-3504                       Mr. Ron Sloan
                                                (714) 378-4095
      D    Dynasty Fuel Oil Additive
      D&G  Dynasty Motor Fuel Additive     D    Super 'D' Diesel Fuel
                                                Conditioner (E.P.L.)
      Dyson Oil, Inc.
           100   Waldron Drive             E.T. Products Co., Inc.
           Durant, OK 74701                     P.O. Box 1 (809 Douglas
           Mr. Michael J.                       Road)
           (800) 456-7665                       Bremen, IN 46506
                                                Mr. Steven Merffley
      D    20+ Cetane / Power Plus 1000         (219) 546-2129
      D&G  Preventalube D-20 (Dyson
           Oil)                            D    1100 Cetane
                                                Plus(Aftermarket)
      E-3 Marketing Corporation            D    1100 Cetane Plus(Bulk)
           9451 Edinger Avenue             D    1105 Agri-Supreme
           Westminster, CA 92683           D&G  1110 Fuel-Mix
           Mr. John P. Doyle               D    1115 F.O.C. Field & Fleet
           (714) 531-2351                       Summer Premium Diesel
                                           D    1150 MASTER KLENZ
      D    E-3 Fuel Modifier for Diesel    D    1155 Magnum 1500
                                           D    1156 Magnum 2000
      E-Zoil Products, Inc.                D    1157 Magnum 3000
           2355 Bailey Avenue              D    1160 Fuel Master
           Buffalo, NY 14215               D    1165 F.O.C. Field & Fleet
           Arnet Rauh                           Summer Premium Diesel
           (716) 892-4632                  D    1170 Power Stroker
                                           D    1175 Lyvan Plus
      D    Artic Power                     D    1180 Road Master 4000
      D    Artic-Flo (E-Zoil)              D    1190 Roadrunner(Aftermarket)
      D    D-Gel Emergency Fuel            D    1190 Roadrunner(Bulk)
           Treatment                       D    1195 Lyvan
      D    Diesel Aid (E-Zoil)             D    1200 Anti-Gel Concentrate
      D    Hy C                            D    1200 Roadmaster Super
      D&G  ISOHOL (E-Zoil)                      Anti-Gel
                                           D    1205 Winterized Agri-Supreme
                                           D    1210 Anti-Gel De-Icer
                                           D    1215 F.O.C. Winterized Field
                                                & Fleet Premium Diesel
                                           D    1220 Anti-Gel Plus
                                           D    1225 Roadmaster Super
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 30 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

           Anti-Gel With Detergent              Additive
      D    1230 Flo-Max De-Icer With       D    Coastal Winterized Premium
           Detergent                            Diesel Additive
      D    1235 Flo-Max Concentrate        D    Diesel Fuel Flow Improver
           With Detergent                  D&G  Green Dye
      D    1240 E.T. Anti-Icer             D&G  Purple Dye
      D    1265 Winterized F.O.C. Field    D&G  Red Dye
           & Fleet                         D    TOP TREAT
      D    1270 Winterized Power           D    Trism Diesel Fuel Flow
           Stroker                              Improver
      D    1285 Flo-Max
           Starter(Aftermarket)            Eagle International Marketing,
      D    1285 Flo-Max Starter(Bulk)      Inc.
      D    1290 Flo-Max                         201 Eagle Lane
           De-Icer(Aftermarket)                 Oklahoma City, OK 73128
      D    1290 Flo-Max De-Icer(Bulk)           (405) 787-7027
      D    1295 Flo-Max Concentrate
      D    1300 Roadmaster DFI             D    Diesel MAXI-MIZER (Eagle)
      D    1305 Roadmaster DFI With
           Detergent                       Eastern Specialty Products
      D    1380 Winterized                      P.O. Box 115
           Roadmaster(Aftermarket)              Belmont, MA 02178
      D    1380 Winterized                      Mr. Donald
           Roadmaster(Bulk)                     (617) 623-3330
      D    1410 Cloud Buster F.I.D.
      D    1420 Wax Buster                 D&G  Powerplus (Eastern Specialty
      D    1480 Cloud Buster Plus               Products)
      D    1500 Top Treat Concentrate
      D    1685 Winterized Magnum          Eaton Oil Company
           Supreme LSM                          5430 Lauby Road, Bldg #4
      D    1695 Winterized Magnum               North Canton, OH 44720
           Concentrate LSM                      Mr. John Luthern
      D    2160 Roadmaster 3500                 (216) 453-8822
      D    2170 Winterized Fuel Master
           L.P.                            D    Eaton Diesel Fuel Booster
      D    2175 Winterized Fuel Master
      D    2195 Roadmaster 3000
      D    5440 Burn Rite
      D    5440 Burn Rite (Aftermarket)
      D    5470 Winterized Burn Rite
      D    5470 Winterized Burn Rite
           (Bulk)
      D    Ameritruck Diesel Fuel Flow
           Improver
      D&G  Blue Dye
      D    Coastal Premium Diesel
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 31 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Ecological Chemical Corporation      Elaine Hart's Car Store
           21 Filmor Place                      2307 Forsyth Road
           Freeport, NY 11520                   Orlando, FL 32807
           Mr. Michael Ruliter                  Mr. Kenneth J.
           (   )    -                           (407) 679-4808

      D    Ecological Fuel Oil Additive    D&G  Liquid Magic (Elaine Hart's)
      D&G  Ecological Motor Fuel
           Additive                        Elco Corporation
                                                P.O. Box 09168 (1000
      Econalytic Systems, Inc.                  Beltline Road)
           3450 Penrose Place, Suite            Cleveland, OH 44109
           160                                  Mr. W.T. Brannen
           Boulder, CO 80301                    (216) 749-2605
           Mr. Jack Kracklauer
           (303) 449-2916                  D    Elco 461 (Elco Corp)

      D&G  Catane CAT Automotive           Elco Manufacturing Company
           Gasoline Additive                    111 Third Street
      D    Catane DCC                           Sharpsburg, PA 15215
      D    Catane Diesel Additive               Mr. Jack Shore
      D    Catane IC (Ferrocene) Diesel         (412) 782-1850
      D&G  Catane IC (Ferrocene)
           Gasoline                        D&G  Elco Fuel Additive
      D    Catocene DCC                    D&G  Elco Gas Dry

      Edwin Cooper Division, Ethyl         Ellis Chemicals and  Lubricants,
      Petroleum Additives                  Inc.
           1530 South 2nd Street                2609 Ashgrove Street
           St. Louis, MO 63104                  Colorado Springs, CO 80906
           Dr. J. Roger                         Mr. Hayne Ellis,
           (504) 388-7660                       (   )    -

      D&G  HiTEC 580                       D    ECL-100C Cold Weather
      D&G  Hitec E-580 (Edwin Cooper)           Formula (Ellis)
                                           D    ECL-555C Cold Weather
                                                Formula (Ellis)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 32 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      EMTEC  Energy Maintenance            Erin-American of Illinois
      Technologies                              112 E. Washington
           14 Inverness Drive East,             Paris, IL 61944
           Suite G140                           Mr. Ralph Daugherty
           Englewood, CO 80112                  (217) 466-8900
           Mr. Stephen E. Bash
           (303) 799-9220                  D    ENVIRO 1 - 0
                                           D    ENVIRO 1 MFDFT
      D    AT-325 Artec Flow Improver
      D    PT-245 PowerTed Diesel Fuel     Ethyl Corporation, Ethyl
           Chemistry                       Petroleum Additives, Inc.
      D    PT-246 PowerTec Diesel Fuel          330 South Fourth Street,
           Chemistry                            P.O. Box 2189
      D    PT-292 Winter PowerTec               Richmond, VA 23218 USA
      D    UT-425 UltraTec Concentrate          Mr. Lawson Sherman
           (EMTEC)                              (804) 788-6053
      D    UT-426 UltraTec (EMTEC)
      D    UT-492 Winter UltraTec          D
                                           D    DFA 726
      Energy Additives, Inc.               D    DFA 745
           4541 West Dickman Road          D    DFA 802
           Battle Creek, MI 49015          D    DFA 803
           Mr. Errol E. Spells             D    DFA 805
           (616) 965-8085                  D    DFA 806
                                           D    DFA 808
      D    DSL-5 (Energy Additives)        D    DFA-28
                                           D    DFA-32
      Environmental Solutions Inc.         D    DFA-634
           3270 Post Road                  D    DFA-717
           Las Vegas, NV 89118             D    DFA-810
           Mr. Michael A.                  D    DII-2
           (702) 361-5442                  D    Dissolvan 4490-2
                                           D    Ethyl Diesel Fuel Additive
      D&G  Oxy-Up                               200
                                           D    Greenburn (r) 4080 Road
                                                Diesel Additive
                                           D    Greenburn (r) 4087 Diesel
                                                Fuel Additive
                                           D    Greenburn (r) 4087 Road
                                                Diesel Addi
                                           D    HiTEC (r) 4322 Fuel Additive
                                           D    HiTEC (R) 4329 Diesel Fuel
                                                Additive
                                           D    HiTec (r) 4553, Performance
                                                Additive
                                           D    HiTec (r) 4554, Performance
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 33 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

           Additives                       D    HiTEC 4244
      D    HiTec 4253 (Ethyl)              D    HiTEC 4246
      D    HiTEC 4321 Diesel Fuel          D    HiTEC 4249
           Additive                        D    HiTEC 4250 (Ethyl)
      D    Hitec 4323 Diesel Fuel          D    HiTEC 4252 (Ethyl)
           Additive                        D    HiTEC 4255
      D    HiTEC 4848 DIESEL FUEL          D    HiTEC 4260 (Ethyl)
           ADDITIVE                        D    HiTEC 4261 (Ethyl)
      D    HiTEC 4849 DIESEL FUEL          D    HiTEC 4262
           ADDITIVE                        D    HiTEC 4263 (Ethyl)
      D    HiTEC 508 Corrosion Inh.        D    HiTEC 4264
      D    HiTEC H093 Lubricity            D    HiTEC 4265 (Ethyl)
           Additive                        D    HiTEC 4266 (Ethyl)
      D    HiTEC(R) 4321D (National        D    HiTEC 4269 (Ethyl)
           Generic Certification)          D    HiTEC 4270 (Ethyl)
      D&G  HiTEC 3062                     D    HiTEC 4271
      D    HiTEC 314 (Ethyl)              D    HiTEC 4272
      D    HiTEC 4010 - Ethyl             D    HiTEC 4275
           Antiknock Compound - TEL        D    HiTEC 4275C (Ethyl)
           Motor Mix (White No. 1)         D    HiTEC 4276 (Ethyl)
      D    HiTEC 4102 (Ethyl)             D    HiTEC 4278 (Ethyl)
      D    HiTEC 4103                     D    HiTEC 4280
      D    HiTEC 4105                     D    HiTEC 4281
      D    HiTEC 4196                     D    HiTEC 4282 (Ethyl)
      D    HiTEC 4198 (Ethyl)             D    HiTEC 4283 (Ethyl)
      D    HiTEC 4199                     D    HiTEC 4284
      D    HiTEC 4201                     D    HiTEC 4285 (Ethyl)
      D    HiTEC 4202                     D    HiTEC 4286 (Ethyl)
      D    HiTEC 4206                     D    HiTEC 4288 (Ethyl)
      D    HiTEC 4207 (Ethyl)             D    HiTEC 4290 (Ethyl)
      D    HiTEC 4211                     D    HiTEC 4295
      D    HiTEC 4215                     D    HiTEC 4297 (Ethyl)
      D    HiTEC 4219                     D    HiTEC 4299 (Ethyl)
      D    HiTEC 4220                     D    HiTEC 4308 (Ethyl)
      D    HiTEC 4225                     D&G  HiTEC 4312
      D    HiTEC 4226                     D&G  HiTEC 4313
      D    HiTEC 4227 (Ethyl)             D&G  HiTEC 4314 (Ethyl)
      D    HiTEC 4228 (Ethyl)             D    HiTEC 4315 (Ethyl)
      D    HiTEC 4229 (Ethyl)             D    HiTEC 4325
      D    HITEC 4231                     D    HiTEC 4366
      D    HiTEC 4232 (Ethyl)             D    HiTEC 4380
      D    HiTEC 4233 (Ethyl)             D    HiTEC 4381 (Ethyl)
      D    HiTEC 4235 (Ethyl)             D    HiTEC 4390 (Ethyl)
      D    HiTEC 4237                     D    HiTEC 4391 (Ethyl)
      D    HiTEC 4242 / A6869             D    HiTEC 4514 (Ethyl)
      D    HiTEC 4243                     D    HiTEC 4515 (Ethyl)
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 34 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D    HiTEC 4518 (Ethyl)             Excelda Manufacturing Company
      D    HiTEC 4519 (Ethyl)                  12785 Emerson Drive
      D    HiTEC 4520 (Ethyl)                  Brighton, MI 48116
      D    HiTEC 4521 (Ethyl)                  Mr. William  A.
      D    HiTEC 4522 (Ethyl)                  (810) 486-3800
      D    HiTEC 4541 (Ethyl)
      D    HiTEC 4548                     D    All-in-one Diesel Additive
      D    HiTEC 4549                     D    EZ Store/ Start Diesel
      D    HiTEC 4550                     D&G  Gas/Diesel Water Absorber
      D    HiTEC 4551
      D    HiTEC 4552                     Excelsior Coatings & Chemicals
      D&G  HiTEC 4701 - Ethyl             aka Excelsior Varnish & Chemicals
           Antioxidant 701                      2686 Lisbon Road
      D    HiTEC 4702 - Ethyl                  Cleveland, OH 44104
           Antioxidant 702                      Mr. G.D. Lancaster
      D    HiTEC 4703 - Ethyl                  (216) 721-4747
           Antioxidant 703
      D&G  HiTEC 4705                     D    Diesel Fuel Additive No.
      D&G  HiTEC 4708                          1880 (Excelsior)
      D&G  HiTEC 4721 Z - Ethyl
           Antioxidant PDA-H               Exergonic Technology Corporation
      D&G  HiTEC 4722                          P.O. Box 50046 (3153 E.
      D&G  HiTEC 4735                          Lincoln St.)
      D    HiTEC 4782                          Tucson, AZ 85714
      D&G  HiTEC 4841                          Mr. Walter R.
      D&G  HiTEC 4852                          (602) 622-2201
      D&G  HiTEC 4861
      D&G  HiTEC 4862                     D    EDIT (##) (Exergonic)
      D&G  HiTEC 4863                     D    EDIT (Exergonic)
      D&G  HiTEC 4881
      D&G  HiTEC 4882                     Fairville Products Division, MIC
      D&G  HiTEC 4883                     Associates, Inc.
      D&G  HiTEC 4887 - Ethyl Automate         10 McCarthy Road
           Liquid Dye - Black                   Chadds Ford, PA 19317
      D    HiTEC 536                           Mr. Robert E.
      D&G  HiTEC 580                           (302) 368-7662
      D    HiTEC 581
      D    HiTEC 9645                     D    Fuel Right Conditioner
      D    X-8674 Diesel Fuel Additive

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 35 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Farm Distributing Company            Ferox, Inc.
           42 West 438 Stillmetal Lane          145 North Geneva Road
           Elburn, IL 60119                     Vineyard, UT 84058
           Mr. Bill                             Mr. Richard J.
           (   )    -                           (801) 226-2018

      D&G  Multi-Fuel Conditioner (Farm    D    Ferox 110
           Distributing)                   D    Ferox 110 Base
                                           D    Ferox 230
      Farm Oyl Company                     D    Ferox 303
           2333 Hampden Avenue
           St. Paul, MN 55114              Ferrous Corporation
           Mr. Richard P.                       P.O. Box 1764 (12729 NE
           (612) 646-7571                       20th,  Suite 15)
                                                Bellevue, WA 98009
      D    Product 175 - Farm Oyl Total         Mr. Michael E. Berg
           Treat                                (206) 454-6320
      D    Product 176 - Farm Oyl Total
           Treat                           D    Ferrous Combustion Catalyst
      D    Product 184 - Farm Oyl Fuel          - HH
           Treat Concentrate               D&G  Ferrous Combustion Catalyst
                                                - Low Flash (L+)
      Fats & Proteins Research Council
           7150 Estero Boulevard, Unit     Filmite Oil Corporation
           906                                  P.O. Box 404 (12733 West
           Ft. Meyers, FL 33931                 Arden Place)
           Mr. Fred D.                          Butler, WI 53007
           (813) 463-4744                       Mr. Jack McDermott
                                                (414) 781-9000
      D    Methyl Tallowate Additive
           (Fats & Proteins)               D&G  Aridex (Filmite)
                                           D    Diesel-Klean (Filmite)
      FCI Distributing                     D&G  Filmite Fuel Improver
           7009 Prospect NE, #101          D&G  Filmite No. 351 Fuel
           Albuquerque, NM 87110                Improver
           Mr. Charles
           (505) 839-0438

      D    FCI-D2M

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 36 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Fina Oil and Chemical Company        Flamex Industries, Inc.
           P.O. Box 2159                        1630 22nd Street North
           Dallas, TX 75221                     St. Petersburg, FL 33713
           Mr. James A.                         Mr. Dean F. Johnson
           (214) 750-2400                       (813) 327-0597

      D    Fina Diesel Fuel Conditioner    D&G  RXP (Flamex)
           (13200)
      D    Fina Flo-Max Diesel Fuel        Fleetside Antioxidant Co.
           Conditioner (13201)                  711 W. Ellaine Avenue
      D    Fina Flow-Max Summer Diesel          Pasadena, TX 77506
           Treatment                            Frank Elsik
      D    Fina Flow-Max Winter Diesel          (713) 472-7487
           Treatment
      D    Fina Flowmax Summer             D&G  Fleetside Antioxidant +
           Treatment
                                           Fletcher Oil and Refining Company
      First Brands Corporation                  1041 West 18th Street, #A101
           83 Wooster Heights Road              Costa Mesa, CA 92627
           Danbury, CT 06813                    Mr. David B.
           Ms. Debbie Meduna                    (202) 955-1513
           (860) 728-6021
                                           D    GOGEN I
      D&G  ST 2060, ST 2061 - STP Fuel
           Stablizer                       FMC Corporation
      D    ST 3412 - STP Super                  1735 Market Street
           Concentrated Diesel Sulfur           Philadelphia, PA 19103
           Substitute                           Mr. Brian McGuigan
      D    ST 3432 - STP Super                  (215) 299-6000
           Concentrated Diesel Sulfur
           Substitute                      D    Durad FLA 30
      D    ST-3008, 3032, 3064, 3074 &
           3094 - STP Diesel Fuel          Ford Motor Company
           Treatment                            The American Road, Room 262
      D    ST-3012 STP DIESEL FUEL              Dearborn, MI 48121
           ANTI-GEL                             Mr. Doug Berensi
      D    ST-3054, 56 - STP Diesel             (313) 594-2914
           Fuel Supplement
      D    ST-3332, 3364, 3394  STP        D    Ford Diesel Fuel Conditioner
           Super Concentrated Diesel            (251202)
           Fuel Injector Cleaner           D&G  Ford Gas Stabilizer

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 37 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Formula IV Corporation               FPPF Chemical Company, Inc.
           9756 North 90th Place, Suite         117 West Tupper Street
           200                                  Buffalo, NY 14201
           Scottsdale, AZ 85258                 Mr. Dennis Kawalec
           Mr. Eric B. Fable                    (800) 735-3773
           (602) 391-0404
                                           D    Fuel Power
      D    MAGNA IV F-104 Diesel Cold      D    Killem (FPPF)
           Flow Improver (Formula IV)      D    Polar Power (FPPF)
      D    MAGNA IV F-24 Diesel Fuel
           Blending Agent (Formula IV)     Frank Miller & Sons, Inc.
      D    MAGNA IV F-304 Diesel Cold           13831 South Emerald Avenue
           Flow Improver (Formula IV)           Chicago, IL 60627
                                                Dr. James J. Napoli
      Fossil Fuels Company                      (312) 468-3500
           2962 Ember Drive, Suite 100
           Decatur, GA 30032               D    Frank Miller & Sons Diesel
           Mr. Jim Willis                       Fuel Treatment
           (404) 241-4491                  D&G  Frank Miller & Sons Motor
                                                Lube
      D    ML-521-D Diesel Fuel            D&G  ML-11
           Conditioner (Fossil)            D    ML-22

      Four Seasons Chemical Corporation    Frontier Performance Lubricants,
           P.O. Box 694266                 Inc.
           Miami, FL 33269                      816 A Black Diamond Way
           Ms. Marcia Fox                       Lodi, CA 95240
           (305) 962-9768                       Mr. Montie Pawley
                                                (209) 334-6353
      D    Four Seasons Anit-Gelling
           Agent                           D&G  Code 502 Power Mix 100 Fuel
      D    Four Seasons Winterized Fuel         Treatment
           Stabilizer                      D    Code 503 Power Mix 500 Fuel
      D&G  Saver 4000-1 (Four Seasons)          Treatment
                                           D    Code 505 Power Mix 1000W
                                           D    Code 506 Power Mix 1000 Fuel
                                                Treatment

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 38 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Fuel Activator Chemical              Fuel Quality Services, Inc.
      Corporation                               P.O. Box 1380
           P.O. Box 753                         Flowery Branch,, GA 30542
           New York, NY 10159                   USA
           Mr. Andrew Gatz                      Angie Aooran
           (212) 685-1165                       (800) 827-9790

      D    Diesel Gold                     D    DEICER EB
      D    FA Diesel Activator - Gold      D    FOA-15
           (Fuel Activator)                D    FOA-35
      D    Fuel Activator - Red            D    FOA-405
      D    Super Diesel                    D    FQS1250
                                           D    FQS22A
      Fuel Catalyst of Oklahoma            D    FQS2500
           10512 South Quebec Ave.         D    FQS2500D
           Tulsa, OK 74137                 D    FQS2510
           Mr. Ryan Wurch                  D    FQS36A
           (918) 234-5633                  D    FQS52C
                                           D    FQS52D
      D&G  NEW LIFE                        D    FQS52D PLUS
                                           D    FQS61HC
      Fuel Catalyst, Inc.                  D    FQS61HR
           P.O. Box 2401                   D    FQS61LT
           Fullerton, CA 92633             D    FQS61X
           Mr. Charles A. Kerr             D    FQS95B
           (714) 992-6262                  D    FQS95T
                                           D    FQS95TD
      D&G  Fuel Catalyst (Fuel             D    HO-15
           Catalyst)                       D    HO-35
                                           D    LTSA-15
      Fuel Laboratories, Inc.              D    LTSA-35
           2464 Derbyshire Road            D    LTSA-405
           Maitland, FL 32751              D    MDA -21W
           Mr. A.J. Greer                  D    MGA64
           (305) 671-1000                  D    MGA92P

      D    Super Fuel Concentrate (Fuel
           Laboratories)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 39 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Fuel Research Corporation            Fuelon International Div, Fuel
           P.O. Box 2411                   Plus Technology
           Panama City, FL 32401                147 Union Avenue
           Dr. Eugene H. Bay,                   Middlesex, NJ 08846
           (904) 769-3594                       Mr. George
                                                (201) 356-3300
      D    Miles Plus - Diesel Fuel
           Supplement (Fuel Research)      D    Fuelon - Diesel

      Fuel Savers, Inc.                    Fuels Plus, Inc.
           330 E. 38th St., # 29 N              1923 Whitecliff Way
           New York, NY 10016                   Walnut Creek, CA 94598
           Mr. Greg Licaros                     Mr. Brian Cereghino
           (212) 697-2958                       (510) 938-2066

      D    Diesel Saver 910 S              D    D2+Plus

      Fuel Systems, Inc.                   Fusion Aided Combustion
           P.O. Box 213                    Technology Int'l. Inc. USA
           Allamuchy, NJ 07820                  508 West Avenue
           Mr. Edward C.                        Northvale, NJ 07647
           (201) 852-9530                       Dr. Szilard Berenyi
                                                (201) 768-7479
      D    Microemulsion Fuel Additive
           (Fuel Systems)                  D    PYRIUM "D"-iesel (Fusion
                                                Aided)
      Fuel Technologies, Inc.
           P.O. Box 428 (2000 First        G & M International
           National Bldg.)                      286 Aptos Beach Drive
           Detroit, MI 48231                    Aptos, CA 95003
           Mr. Fred Jordan                      Mr. Eric D. Green
           (616) 637-3902                       (408) 688-9601

      D    Cetane Plus (Fuel               D&G  E/C 100 Energy Control (G &
           Technologies)                        M)
      D    Diesel Plus (Fuel               D    E/C 200 Energy Control (G &
           Technologies)                        M)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 40 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      G.E. Chemical Company, Inc.          Go! Marketing
           P.O. Box 1554 (3116 W.               10 Macopin Terrace
           Wisconsin Ave)                       West Milford, NJ 07480
           Appleton, WI 54913                   Mr. Frank L. Norman
           Mr. Kim E. Eisch                     (201) 492-3132
           (   )    -
                                           D    Diesel/Gas Go!
      D&G  Ad-It (G.E. Chemical)
                                           Go-Mar Industrial Sales
      G.J. Chemical Co, Inc.                    1400 Browns Lane
           370-376 Adams Street                 Louisville, KY 40207
           Newark, NJ 07114                     Mr. Robert C.
           Mr. T.G.                             (502) 895-6506
           (   )    -
                                           D    Go-Mar Fuel Additive
      D    Performance Plus Diesel Fuel    D&G  Motor Lube (Go-Mar)
           Additive
                                           Gold Eagle Company
      General Products & Supply, Inc.           4400 South Kildare Avenue
           Murrysville Business PK (101         Chicago, IL 60632
           Technology)                          Mr. Michael
           Export, PA 15632                     (312) 376-4400
           Mr. Gene P. Ciafre
           (412) 327-7200                  D    Gold Eagle Diesel Fuel
                                                Conditioner
      D&G  Refine G101 (General            D    Gold Eagle Diesel Fuel
           Products)                            Treatment
                                           D    Gold Eagle Four Seasons
      Gentech Inc.                              Diesel Fuel Treatment (D60)
           134 River View Drive            D    Gold Eagle Multi-Purpose
           Natchez, LA 71456                    Diesel Fuel Conditioner
           Mr. Snehal Shah                 D&G  Gold Eagle Stabil Fuel
           (301) 220-2016                       Stabilizer
                                                (1108,1116,1118,1128,1130,11
      D    GT 111                               32)
                                           D    Gold Eagle Winter Diesel
                                                Fuel Anti-gel & Conditioner
                                           D    Hi-Temp Gas Line Antifreeze
                                                (Gold Eagle)
                                           D&G  Iso-Supreme Fuel Antifreeze
                                                & Dryer (Gold Eagle)
                                           D&G  QUANTUM VS+OI Lead
                                                Replacement Formula (Gold
                                                Eagle)
                                           D&G  STABIL Fuel Stabilizer (Gold
                                                Eagle) (1104)
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 41 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D    Start Gas Line Antifreeze       Guardsman Products, SBU Lilly
           (Gold Eagle)                    Industries, Inc.
                                                411 North Darling Street
      Good Products Co.                         Fremont, MI 49412
           587 Winslow Ave, P.O. Box            Mrs. Luara Phelps
           706                                  (616) 924-3950
           Buffalo, NY 14215
           Kasie A. N. Amadi               D    Cold Weather Diesel Additive
           (716) 893-0001                       INSP2031
                                           D    Diesel Fuel Conditioner
      D&G  Ultra D                              INSP2008
      D&G  Ultra G                         D    Diesel Fuel Conditioner
                                                INSP2021
      Greater Oil Company                  D    Diesel Fuel Conditioner
           Rural Route 2                        INSP2030
           Winslow, IN 47598               D    Diesel Fuel Conditioner
           Mr. Mike Lankford                    INSP2101
           (812) 789-2731                  D    Diesel Fuel Treatment
                                                INSP2032
      D&G  Greater Fuel Conditioner        D    Diesel Fuel Treatment
                                                INSP2033
      Growth Marketing Corporation         D    Diesel Fuel Treatment
           15111 West 109 Street                INSP2034
           Lenexa, KS 66219                D    Diesel Fuel Treatment
           Mr. Howard Lewis                     INSP2035
           (913) 888-8780                  D    Diesel Fuel Treatment
                                                INSP2036
      D&G  GAD-13 (Growth Marketing)       D&G  Fuel Injector Cleaner
                                                INSP1072
      GTX Products                         D&G  Isopropyl Gasline Dryer &
           P.O. Box 1528                        Anti-Freeze
           Tustin, CA 92680                D&G  Isopropyl Gasline Dryer &
           Mr. Thomas H. Klein                  Antifreeze DS 184
           (714) 669-9490                  D    SP-2008 Diesel Fuel
                                                Conditioner (Guardsman)
      D    GT-500 Diesel Additive (GTX)    D    SP-2021 Diesel Fuel
                                                Conditioner (Guardsman)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 42 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Gulf Oil Limited Partnership         Hastings Manufacturing Company
           90 Everett Avenue, P.O. Box          325 North Hanover Street
           9151                                 Hastings, MI 49058
           Chelsea, MA 02150 USA                Mr. Thomas M.
           Mr. Kevin McAteer                    (616) 945-2491
           (617) 889-9000
                                           D&G  Hastings Casite Gas & Diesel
      D    Gulf Dieselect                       Fuel Improver

      Guttman Oil Company                  Hecro International Industries,
           200 Speers Street               Inc.
           Belle Vernon, PA 15012               4072 Columns Drive
           Mr. Fred J. Perino                   Marietta, GA 30067
           (412) 483-3533                       Mr. Tony M. Jackson
                                                (   )    -
      D    Supreme Diesel Delux 6122
           HRA                             D&G  Ultra Lube Conditioner
                                                (Herco)
      H & B Industries, Inc.
           P.O. Box 6040                   Hedberg Manufacturing and
           Richardson, TX 75080            Chemical Company
           Mr. Robert Kuhnert                   P.O. Box 2312
           (214) 391-6072                       La Habra, CA 90631
                                                Ms. Marilyn N.
      D    HB 1000 (H & B)                      (213) 694-8313

      H2Oil Corporation                    D&G  Clean Power Fossil Fuel
           2509 Technology Drive                Additive (Hedberg)
           Hayward, CA 94545
           Mr. Richard Hicks               Helkro International Development
           (510) 785-8833                  Corporation
                                                51 East 74th Street
      D&G  F2+21                                New York, NY 10021
      D&G  F2x21                                Ms. Kim Tencza
                                                (212) 734-8504

                                           D&G  CP 3500 (Helkro)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Henric-Vecom USA, Ltd.               Hub Chemical Company
           236 St. George Avenue                P.O. Box  473
           New Orleans, LA 70121                Baraboo, WI 53913
           Mr. Andrew H.                        Mr. Jerry Soenkfen
           (504) 734-1677                       (608) 356-

      D    Dieselcare All Climates         D&G  Hub Motor Lube
           (Henric)
                                           Hy-Test 303 Corporation
      Hermetic Chemical Labs, Inc.              9 Meadow Road
           P.O. Box 17061                       Rutherford, NJ 07070
           Cleveland, OH 44117                  Mr. Meyer Biddelman
           Mr. G.R. Lancher                     (201) 933-0301
           (   )    -
                                           D    DI-333 Cetane Improver
      D    Hermetic Fuel Oil Additive           (Hy-Test)
      D&G  Hermetic Motor Fuel Additive    D    DI-333 Fuel Oil Additive
                                                (Hy-Test)
      Herzog Petroleum Company             D    DI-333 Super Diesel
           Route A, Box 261F                    (Hy-Test)
           Sauk Rapids, MN 53379
           Ms. Therese Herzog              Hydrotex, Inc.
           (612) 259-4163                       P.O. Box 560707 (1165 Empire
                                                Central Pl)
      D&G  Herzog Fuel Conditioner              Dallas, TX 75356
                                                Ms. Debbie Solomon
      Hill Manufacturing Company                (800) 527-9439
           1500 Jonesboro Road, SE
           Atlanta, GA 30315               D&G  Essentialube Fuel
           Mr. Harvey Hillman                   Conditioner (Hydrotex)
           (   )    -                      D    Fleet Treat I (Hydrotex)
                                           D    Fleet Treat II (Hydrotex)
      D&G  Go Plus No. 1843 (Hill)         D    Fleet Treat III (Hydrotex)
      D&G  Go Plus No. 1854 (Hill)         D    Fleet Treat IV (Hydrotex)
      D    No-Jell Diesel Fuel Flow        D    Lubricity Plus
           Improver                        D    Power-Flo (Hydrotex)
                                           D    Power-Kleen (Hydrotex)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 44 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      I. Scott Chemical Corporation        INDEX INDUSTRIES
           315 Shea Drive                       1645 Eastern Ave. S.E.
           New Miford, NJ 07646                 Grand Rapids, MI 49507
           Mr. Louis Hamberg                    Mr. Charles
           (201) 224-5751                       (616) 245-0269

      D&G  Scottchem's Motor Fuel          D
           Additive (I. Scott Chemical)    D    3602 Special
      D    Scottchem's Sludge Away (I.     D    Agri-Diesel 2
           Scott Chemical)                 D    Agri-Diesel 4
                                           D    Agri-Diesel Lubricity
      Ideas, Inc.                               Improver
           625 S. Main Street              D    Agri-Diesel Multi-functional
           Lombard, IL 60148               D    Agri-Diesel Winter
           Mr. Guy  E.                     D    Agri-Diesel Winter +4
           (630) 620-2010                  D    Agri-Diesel Winter Ex + 4
                                           D    Agri-Diesel Winter Gold
      D    CC 767 (Ideas, Inc)             D    AP 10
      D    Premium Coldflow (Ideas,        D    AP 11
           Inc)                            D    AP 13
      D    Premium D2 Coldflow Plus        D    AP 14
           (Ideas, Inc)                    D    AP 15
      D    Premium D2 Concentrate          D    AP 16
           (Ideas, Inc)                    D    AP 17
      D    Premium D2 Concentrate W94      D    AP 18
           (Ideas, Inc)                    D    AP 19
                                           D    BF 11
      Illinois Oil Products, Inc.          D    BPS0 Special Product
           321  24th Street                D    BRSP-93 Special Product
           Rock Island, IL 61201           D    BSO Special Product
           Mr. Rex Larson                  D    BUG OUT
           (309) 786-4474                  D    Cee-Tane 8
                                           D    CF 10
      D    Diesel Fuel De-Icer             D    CF-93 Special Product
      D    Diesel Lube                     D    CFS Special Product
      D    Klenzal Super "D"               D    CFW Special Product
      D    Supreme C-Tane Plus             D    CO 15
           (Illinois Oil)                  D    CO 25
      D    Supreme C-Tane Plus w/Flow      D    Comfort Zone
           Improver (Illinois Oil)         D    Comfort Zone with Anti-Gel
      D    Supreme Flow Improver           D    CS 10
           (Illinois Oil)                  D    DP 20 SPECIAL PRODUCT
      D&G  Supreme Isopropyl (99%)         D    EP 10
           Additive                        D    FASP-93 Special Product
                                           D    Flame Rite
                                           D    Flame Rite with Anti-Gel
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 45 / 78           f:\ffars\apps\reports\ad_d.frx
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                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D    FR 20                                Eater (12 oz.)
      D&G  Fuel Stabilizer                 D    Injector Protector & Water
      D    G                                    Eater (32 oz.)
      D    HBC 21wka HB 21                 D    Injector Protector & Water
      D    HBC 35 wka HBSP-93 Special           Eater (Bulk)
           Product                         D    IRS Red Dye
      D    HF 10                           D    JO 11
      D    HO 20                           D    JS 10
      D    Home Fuel Oil Treatment         D    Lz 8061 HR
      D    Home Heat Oil Treatment         D    Lz 8090
      D    HOSP-93 Special Product         D    Marine Premium
      D    Hot Stuff (12 oz.)              D    MB 11
      D    Hot Stuff (Bulk)                D    MO 11
      D    IE 10                           D    MO11
      D    IN 1402                         D    MP 11
      D    IN 1515nc                       D    OP 099
      D    IN 1515nc-32                    D    OTR  Superior Plus 3
      D    IN 1537                         D    OTR 20 Below EX
      D    IN 1538                         D    OTR 20 Below EX +4
      D    IN 1545                         D    OTR 20 Below NC
      D    IN 1548                         D    OTR Lubricity Improver
      D    IN 1556                         D    OTR Multifunctional
      D    IN 1559                         D    OTR Plus 2
      D    IN 1561                         D    OTR Plus 4 (32 oz.)
      D    IN 1563                         D    OTR Plus 4 (Bulk)
      D    IN 1618                         D    OTR Premium 20 Below
      D    IN 1619                              (Aftermarket)
      D    IN 1621                         D    OTR Premium 20 Below (Bulk)
      D    IN 1622                         D    OTR Premium 20 Below +4
      D    IN 1623                         D    OTR Premium 20 Below Gold
      D    IN 1624                         D    OTR Protec 8052
      D    IN 1625                         D    OTR Protec Winter
      D    IN 1626                         D    OTR Protec Winter Plus
      D    IN 2200                         D    OTR Super Gold
      D    IN 2513nc                       D    OTR Super Gold Summer
      D    IN 2549                         D    OTR Superior
      D    IN 2557                         D    OTR Superior Plus 5
      D    IN 2602                         D    OTR Superior Winter plus 3
      D    IN 2603                         D    OTR Superior Winter plus 5
      D    IN 2701                         D    Pay lode Heavy duty plus 2
      D    IN 2702                         D    Pay lode Heavy duty winter
      D    IN 2703                              plus 4
      D    IN 97                           D    Pay lode Winter Anti gel
      D    Index Superior Summer                Anti ice
      D    Index Superior Winter           D    PAY-LODE  Heavy Duty Plus 2
      D    Injector Protector & Water      D    PAY-LODE Heavy  Duty Plus
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D    PAY-LODE Heavy Duty             D    Winter Fuel Dryer WFD
      D    PAY-LODE Heavy Duty Plus 4           Special
      D    POW2                            D    WP 50
      D    Pro tec Anti gel Anti ice       D    Yellow Winter Product YF
      D    Pro-Tec Summer Concentrate           Special
      D    Pro-Tec Summer Plus             D    YF Special
      D    Protec Summer w/cetane
      D    Protec Winter with Lubricity    Induco, Inc.
      D    PS 11                                Route 2, Box 22-C
      D    QF 1 N                               Colville, WA 99114
      D    QF 1 S                               Ms. Phyllis Hyatt
      D    RL 10                                (509) 684-8448
      D    Sever-Service Agri-Diesel
           Winter                          D    Induco DX-200 for Diesel
      D    Sever-Service Pro-Tec Winter         (Induco, Inc.)
           Plus
      D    Severe Service Agri Diesel 2    Industrial Chemical (NY)
      D    Severe Service Agri-Diesel           525 Fourth Avenue
           Winter +4                            Mt. Vernon, NY 10550
      D    Severe Service Protec                Mr. I.Z. Lenzner
           Antigel                              (914) 699-4800
      D    Severe Service Protec Winter
           w/Lubricity                     D    Industrial Chemical (NY)
      D    Severe-Service 20 Below              Fuel Oil Additive
      D    Severe-Service 20 Below +4      D&G  Industrial Chemical (NY)
      D    Severe-Service 20 Below Gold         Motor Fuel Additive
      D    Severe-Service Agri-Diesel
           Winter Gold                     Industrial Chemical Company
      D    Severe-Service Pro-Tec 8052          P.O. Box 2581
           (Bulk)                               Citrus Heights, CA 95611
      D    Severe-Service Pro-Tec               Mrs. Lucille
           Winter                               (916) 723-6803
      D    Smoke Killer
      D    Smoke Killer (Aftermarket)      D    Induco DX200 (Industrial
      D    SO 14                                Chemical Co.)
      D    Special Product #35
      D    SR 14
      D    STW2
      D    Sure-flo
      D    TC 11
      D    TM 11
      D    TR 11
      D    TT 12
      D    TT 22
      D    UO 10
      D    VO 12
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Industrial Solvents                  International Lubrication & Fuel
           P.O. Box 312                    Consultants, Inc.
           San Marcos, TX 78666                 P.O. Box 15212
           Mr. Robert C. Haney                  Rio Rancho, NM 87124
           (512) 392-3775                       Mr. Donald H.
                                                (505) 884-2000
      D&G  Ind-Solube (Industrial
           Solvents)                       D    ILFC 1001 List 1 (Int'l
                                                Lubrication)
      Industrial Specialties Division,     D    ILFC 1004 Biocide
      Exxon Chemical Company                    Concentrate
           8230 Stedman Street             D    ILFC 1032 Fuel Inhibitor
           Houston, TX 77029               D    ILFC 1035 (Optiburn)
           Mr. George Holmes               D    ILFC 1051 Winter Blend
           (713) 671-8620                       Combustion Catalyst
                                           D    ILFC 1052 Winter Blend A
      D&G  Breaxit 7877
      D&G  Breaxit 7901                    J & B Industries
      D    Corexit 006                          2100 J & B Drive
      D&G  Corexit 3131                         San Benito, TX 78586
      D&G  Corexit 5276                         Mr. Nathaniel L.
      D&G  Corexit DX 5279                      (512) 399-4003
      D&G  Corexit DX 5289
      D    DX 5269                         D&G  FX-200 (J&B Industries)
      D&G  Sulfa-Check 6139                D&G  FX-200 Fuel Conditioner
      D&G  Sulfa-Check 6150                     Concentrate (J&B Industries)

      International Harvester Company      Jamestown Soap & Solvent, Inc.
           Seven South 600 County Line          P.O. Box 336 (East 1st
           Road                                 Street)
           Hinsdale, IL 60521                   Jamestown, NY 14702
           Mr. F.K. Waechter                    Mr. Peter G.
           (708) 887-2233                       (716) 484-8908

      D    IH Diesel Fuel Conditioner      D    FL-40 Anti Gel (Jamestown)
           and Stabilizer                  D&G  X-111 Gas & Diesel
           (International Harvester)            (Jamestown)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Jerry Gottleib Distributors          Jet Power, Inc.
           3247 Lakewood Avenue                 47 Arbor Terrace
           Ann Arbor, MI 48103                  Tiverton, RI 02878
           Mr. Jerry Gottleib                   Mr. Henry Bigos,
           (   )    -                           (401) 624-9177

      D    Jerry Gottleib Fuel Oil         D    Jet Power Diesel Fuel
           Additive                             Conditioner
      D&G  Jerry Gottleib Motor Fuel       D    Jet Power Diesel Fuel Smoke
           Additive                             Suppressant Conditioner
                                           D&G  Jet Power Mileage Plus Fuel
      Jesco Resources, Inc.                     Tune Up
           P.O. Box 12337 (1437 Gentry
           Street)                         JMC Chemical Company, Inc.
           North Kansas City, MO 64116          P.O. Box 42
           Mr. Ross Longwell                    Pewaukee, WI 53072
           (816) 471-4590                       Mr. Joe Circoni
                                                (414) 544-6107
      D&G  No. 500 - Jesco Fuel
           Stabilizer                      D    Treat-All Cetane Plus (JMC
      D&G  No. 540 - Jesco Fuel                 Chemical)
           Stabilizer                      D    Treat-All Diesel Only (JMC
      D&G  No. 550 - Jesco Fuel                 Chemical)
           Stabilizer                      D    Treat-All Flow Improver (JMC
      D    No. 552 - Jesco Diesel Fuel          Chemical)
           Flow Improver                   D&G  Treat-All Multi Puropse (JMC
      D    No. 554 - Jesco Winter               Chemical)
           Diesel Fuel Conditioner         D&G  Treat-All Stability Plus
      D    No. 557 - Jesco Diesel Fuel          (JMC Chemical)
           Conditioner
      D    No. 559 - Jesco Diesel Fuel     K & W Products
           Conditioner                          239 West Grimes Lane
      D&G  No. 570 - Fuel Stabilizer            Bloomington, IN 47403
      D    Tuf-D-Gel (Jesco)                    Mr. John Goode
                                                (812) 332-7411

                                           D    2008 K & W CETANE IMPROVER
                                           D    3008 K & W ANTIGEL
                                           D    5032  AVIEX KLEER FLAME
                                           D    5132 AVIEX GET KLEEN
                                           D    5332  AVIEX BIG BOOST
                                           D    AVIEX KEEP KLEEN
                                           D    K & W Injector Cleaner #
                                                4008
                                           D&G  Xpel-It Carburetor Cleaner
                                                (K&W)
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D    Xtrax-It Engine Oil             Kern Oil & Refining Company
           Supplement (K&W)                     7724 East Panama Lane
                                                Bakersfield, CA 93307
      K-Mart Corporation                        Mr. Bruce W.
           3100 West Big Beaver Road            (805) 845-0761
           Troy, MI 48084
           Mr. Doug Kouri                  D    JC 747 Combustion Improver
           (313) 643-1000
                                           Kerr-McGee Refining Corporation
      D&G  K-Mart Gasline Anti-Freeze           P.O. Box 3367 (2211 Norfolk,
                                                Suite 1000)
      Kar Products                              Houston, TX 77253
           416 North Third Avenue               see MEMO
           Des Plaines, IL 60016                (713) 638-4700
           Mr. Todd W. Howe
           (708) 296-6111                  D    Blue Max Diesel Fuel
                                                Additive (Kerr-McGee)
      D    KAR Products Winter Diesel
           Fuel Conditioner                Keystone Aniline Corp. for John
                                           Hogg Ltd.
      Keil Chemical Division, Ferro             2501 W. Fulton St.
      Corporation                               Chicago, IL 60612
           3000 Sheffield Avenue                Mr. John A. Andrews
           Hammond, IN 46320                    (312) 666-2015
           Mr. Roger P. Hunz
           (219) 931-2630                  D&G  Dyeguard Blue 98 R

      D    KFA-1003 (Keil)                 Kinetic Laboratories, Inc.
      D&G  KMD-100 (Keil)                       P.O. Box 343 (5335 River
      D    Sul-Perm 307 (Keil)                  Road)
                                                Tonawanda, NY 14151
      Kendall/Amalie Division, Witco            Ms. Alice Otto
      Corporation                               (716) 875-4105
           77 North Kendall Avenue
           Bradford, PA 16701              D    K-100-D Diesel Treatment
           Mr. Luther D.                        (Reaction Laboratories)
           (814) 368-6111

      D    SD 854-1020 (Kendall/Amalie)
      D&G  SD 854-1050 (Kendall/Amalie)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      King Industries, Inc.                Kor-Chem, Inc.
           P.O. Box 588 (Science Road)          P.O. Box 43163 (5800
           Norwalk, CT 06852                    Bucknell Drive)
           Dr. Lawrence V.                      Atlanta, GA 30336
           (203) 866-5551                       Mr. Thomas W. Smoot
                                                (404) 344-9580
      D&G  NA-SUL AS (King)
      D    Na-Sul LP (King Industries)     D    Kor-Chem Formula 63 SAF-B
                                           D&G  Kor-Chem Fuel Additive 141
      Kinzey Chemical Company              D&G  Kor-Chem Fuel Addtive 242
           P.O. Box 141                         Concentrate
           Red Bud, IL 62278
           Mr. Steven J.                   Krex, Inc.
           (618) 382-2545                       P.O. Box 836 (89
                                                Lincolnwood)
      D&G  Motor Lube (Kimzey)                  Highland Park, IL 60035
                                                Mr. Bill Springer
      Kinzua Environmental, Inc.                (708) 433-4450
           1176 East 38th Street
           Cleveland, OH 44114             D    Angus Diesel Fuel
           Mr. Bradley Waxman                   Conditioner (Krex)
           (216) 881-4040
                                           Kwikpower Holdings Ltd.
      D    KE-119B Diesel Fuel Additive         5230 Pacific Concourse Drive
           (Kinzua)                             Suite 200
      D&G  KE-119C (Kinzua)                     Los Angeles, CA 90045 USA
      D    KE-92 Fuel Detergent                 Mr. Ian Williamson
           Additive (Kinzua)                    (161) 439-6125

      Knox Oil of Texas, Inc.              D&G  KwikPower 507
           5001 LBJ Freeway, Suite 1020
           Dallas, TX 75244                L & R Research
           Mr. Lawner L. Knox                   501 N. Prarie
           (713) 465-2100                       Bloomington, IL 61701
                                                Mr. Tim Lee
      D    Knox Super Diesel                    (309) 829-4044
      D    Knox Super Diesel Retail I
      D    Knox Super Diesel Retail II     D    Bio Green BioG
      D    Super Red Natural Cetane
           Improver (SRNCI)
      D    Super Red Natural Cetane
           Improver (SRNCI) After
           Market

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      L.V. Petro, Inc.                     Le Bro Chemical Company
           P.O. Box 388                         104 E.S. Boundary
           Alford, FL 32420                     Perrysburg, OH 43551
           Mr. Rusty Lovely                     Mr. Peter A. Brown
           (904) 579-2111                       (419) 874-1884

      D    Hammerdown DFT No. 1500 (LV     D    Le Bro Fuel Oil Additive
           Petro)                          D&G  Le Bro Gas-Line Antifreeze
                                           D&G  Le Bro Motor Lube
      La Salle Chemical & Supply
      Company                              Lighthouse Manufacturing Company,
           P.O. Box 69                     Inc.
           Skokie, IL 60077                     105 South Narcissus Street,
           Mr. John Bravos                      Suite 610
           (708) 676-2245                       West Palm Beach, FL 33401
                                                Mr. Keith VanMeter
      D&G  Fuel Boost (La Salle)                (407) 659-6608

      Laguna Chemical Company              D    Fuel Flowing (Lighthouse)
           P.O. Box 580375                 D&G  Greta Carbo (Lighthouse)
           Houston, TX 77258
           Mr. James A.                    Lilyblad Petroleum, Inc.
           (713) 488-7732                       P.O  Box 1556 (Port of
                                                Tacoma Road)
      D    Laguna FDH-995                       Tacoma, WA 98401
      D    Laguna FOBC-90                       Ms. Sharon Shimizu
      D    Laguna FOS-1023                      (206) 572-4402
      D    PD-980 (Laguna)
                                           D    Rainier Diesel Fuel
      Lazer Chemical                            Conditioner (Lilyblad)
           436-A Taylor Street
           Keller, TX 76248                Lion Industrial Chemical
           Mr. E.H. Brock                  Corporation
           (   )    -                           769 West Broadway
                                                Woodmere, L.I., NY 11598
      D&G  Formula 88 Concentrate               Mr. Harvey L.
           (Lazer)                              (   )    -

                                           D    Lion Fuel Oil Additive
                                           D&G  Lion Motor Fuel Additive

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Liqui Moly GmbH                      Lubar Company
           Jerg-Wieland Str - 4                 1700 Campbell Street
           D-89081 Ulm, GERMANY,                Kansas City, MO 64108
           Mr. Rainer H. Labus                  Mr. Terry L. Hall
           (818) 333-7729                       (816) 471-2560

      D    LM Diesel Hi Test (2017) -      D    Cetane Booster w/Lubricity
           Liqui Moly                      D&G  Desludger and Deicer
      D    LM Diesel Hi-Test (Liqui        D    Diesel Fuel Additive
           Moly)                           D&G  Fuel Detergent Supplement
      D    LM Diesel Purge (2005) -        D&G  `LuBar Desludger and Deicer
           Liqui Moly                           for Gasoline and Diesel Fuel
      D    LM Diesel Winter Flow (Liqui
           Moly)                           Lubri-Gas USA, Division of L.G.
                                           Formulators, Inc.
      Louisville Maintenance Supply,            P.O. Box 429
      Inc.                                      Fraser, MI 48026
           1551 South Tenth Street              Mr. Frank Van de
           Louisville, KY 40210                 (313) 892-2222
           Mr. Dan Brewer
           (502) 587-7369                  D&G  Lubri-Gas (L.G.)

      D    T-30 (Louisville                Lubri-Loy Company
           Maintenance)                         6319 Wilson Avenue
      D    T-40 (Louisville                     St. Louis, MO 63139
           Maintenance)                         Mr. E.D. Klarich
                                                (314) 230-0665
      Lowe Oil Company
           510 Price Lane                  D&G  Top Oil (Lubri-Loy)
           Clinton, MO 64735               D&G  Valve Guard (Lubri-Loy)
           Mr. G.R. Lowe
           (816) 885-8151                  Lubri-Tek, Inc.
                                                P.O. Box 2269 (32 Morgan
      D    Champion 4064 Summer Diesel          Street)
           Treatment                            LaGrange, GA 30241
      D    Champion 4183 All Season             Mr. Russell Everitt
           Diesel Flo (Lowe Oil)                (404) 882-7251
      D    Champion 4277 Power Plus II
           (Lowe Oil)                      D&G  1213 Fuel Additive
      D    Champion 4294 Diesel Flo K           (Lubri-Tek)
           Plus (Lowe Oil)                 D    913 Fuel Additive
      D    Champion 4312 Diesel Flo             (Lubri-Tek)
           K-40 (Lowe Oil)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Lubrication Engineers, Inc.          D    Lubrizol 9536A
           3851 Airport Freeway            D    LUBRIZOL(R) 5976
           Fort Worth, TX 76111            D    LUBRIZOL(R) 5980
           Mr. Terry H. Smith              D    LUBRIZOL(R) 8030SD
           (316) 529-2112                  D&G  Lubrizol 3119
                                           D    Lubrizol 520
      D    DCI-Plus (Lubrication           D    Lubrizol 539
           Engineers)                      D&G  Lubrizol 539 A
      D&G  L-X Heavy Duty Chemical         D    Lubrizol 539S
           Supplement (Lubrication         D&G  Lubrizol 541
           Engineers)AROMATIC              D&G  Lubrizol 544
           BLENDSTOCK                      D    Lubrizol 555
                                           D    Lubrizol 560
      Lubrizol Corporation                 D    Lubrizol 560 H
           29400 Lakeland Boulevard        D    Lubrizol 5975
           Wickliffe, OH 44092 USA         D&G  Lubrizol 8015 H
           Ms. Sheri L.                    D&G  Lubrizol 8016
           (440) ext-4036                  D&G  Lubrizol 8016 H
                                           D&G  Lubrizol 8022 A
      D    FLOZOL (r) 701                  D&G  Lubrizol 8022 H
      D    FLOZOL (r) 702                  D&G  Lubrizol 8030 A
      D    Flozol (r) 703                  D&G  Lubrizol 8030 G
      D    Flozol 700                     D    Lubrizol 8031
      D    LUBRIZOL (R)  8061MR            D    Lubrizol 8052 A
      D    LUBRIZOL (R) 5966C              D&G  Lubrizol 8052 F
      D    LUBRIZOL (R) 5966D              D    Lubrizol 8057
      D    LUBRIZOL (R) 5968               D    Lubrizol 8057 B
      D    Lubrizol (r) 5976               D    Lubrizol 8057 C
      D    LUBRIZOL (R) 5976A              D&G  Lubrizol 8061 HC
      D    LUBRIZOL (R) 5976B              D    Lubrizol 8061LA
      D    Lubrizol (r) 5977               D    Lubrizol 8061MA
      D    Lubrizol (r) 5978               D    Lubrizol 8069
      D    LUBRIZOL (R) 5978               D    Lubrizol 8072 A
      D    Lubrizol (r) 8061MD             D    Lubrizol 8080
      D    Lubrizol 5964A                  D&G  Lubrizol 8080 A
      D    Lubrizol 7670                   D    Lubrizol 8080 C
      D    Lubrizol 7671                   D&G  Lubrizol 8080 E
      D    Lubrizol 8054LS                 D&G  Lubrizol 8083 A
      D    Lubrizol 8061LT                 D    Lubrizol 8090
      D    Lubrizol 8061M                  D&G  Lubrizol 8094 A
      D    Lubrizol 8202V                  D&G  Lubrizol 8109
      D    Lubrizol 850                    D&G  Lubrizol 8112 P
      D    Lubrizol 9530 D                 D&G  Lubrizol 8113 A
      D    Lubrizol 9530AT                 D&G  Lubrizol 8140
      D    Lubrizol 9530B                  D&G  Lubrizol 8202
      D    Lubrizol 9530M                  D    Lubrizol 8202A
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D    Lubrizol 8202VA                D&G  Lubrizol DFA 410
      D    Lubrizol 8220                  D&G  Lubrizol DFA 420
      D&G  Lubrizol 8273 B                D&G  Lubrizol DFA 430
      D&G  Lubrizol 860                   D&G  Lubrizol DFA 440
      D    Lubrizol 9502 A                D&G  Lubrizol DFA 450
      D    Lubrizol 9530                  D&G  Lubrizol DFA 460
      D&G  Lubrizol 9530 A                D&G  Lubrizol DFA 470
      D    Lubrizol 9530 T                D&G  Lubrizol DFA 480
      D    Lubrizol 9531A                 D&G  Lubrizol DFA 490
      D    Lubrizol 9536D                 D&G  Lubrizol DFA 50
      D    Lubrizol 9536DA                D&G  Lubrizol DFA 500
      D    Lubrizol C-50                  D&G  Lubrizol DFA 60
      D&G  Lubrizol DFA 10                D&G  Lubrizol DFA 70
      D&G  Lubrizol DFA 100               D&G  Lubrizol DFA 80
      D&G  Lubrizol DFA 110               D&G  Lubrizol DFA 90
      D&G  Lubrizol DFA 120               D&G  Lubrizol GFA 1
      D&G  Lubrizol DFA 130               D&G  Lubrizol GFA 10
      D&G  Lubrizol DFA 140               D&G  Lubrizol GFA 11
      D&G  Lubrizol DFA 150               D&G  Lubrizol GFA 12
      D&G  Lubrizol DFA 160               D&G  Lubrizol GFA 13
      D&G  Lubrizol DFA 170               D&G  Lubrizol GFA 14
      D&G  Lubrizol DFA 180               D&G  Lubrizol GFA 15
      D&G  Lubrizol DFA 190               D&G  Lubrizol GFA 16
      D&G  Lubrizol DFA 20                D&G  Lubrizol GFA 17
      D    Lubrizol DFA 200               D&G  Lubrizol GFA 18
      D&G  Lubrizol DFA 210               D&G  Lubrizol GFA 19
      D&G  Lubrizol DFA 230               D&G  Lubrizol GFA 2
      D&G  Lubrizol DFA 240               D&G  Lubrizol GFA 20
      D&G  Lubrizol DFA 250               D&G  Lubrizol GFA 21
      D&G  Lubrizol DFA 260               D&G  Lubrizol GFA 22
      D&G  Lubrizol DFA 270               D&G  Lubrizol GFA 23
      D&G  Lubrizol DFA 280               D&G  Lubrizol GFA 24
      D&G  Lubrizol DFA 290               D&G  Lubrizol GFA 25
      D&G  Lubrizol DFA 30                D&G  Lubrizol GFA 26
      D&G  Lubrizol DFA 300               D&G  Lubrizol GFA 27
      D&G  Lubrizol DFA 310               D&G  Lubrizol GFA 28
      D&G  Lubrizol DFA 320               D&G  Lubrizol GFA 29
      D&G  Lubrizol DFA 330               D&G  Lubrizol GFA 3
      D&G  Lubrizol DFA 340               D&G  Lubrizol GFA 30
      D&G  Lubrizol DFA 350               D&G  Lubrizol GFA 31
      D&G  Lubrizol DFA 360               D&G  Lubrizol GFA 32
      D&G  Lubrizol DFA 370               D&G  Lubrizol GFA 33
      D&G  Lubrizol DFA 380               D&G  Lubrizol GFA 34
      D&G  Lubrizol DFA 390               D&G  Lubrizol GFA 35
      D&G  Lubrizol DFA 40                D&G  Lubrizol GFA 36
      D&G  Lubrizol DFA 400               D&G  Lubrizol GFA 37
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 55 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D&G  Lubrizol GFA 38                M & P Technologies
      D&G  Lubrizol GFA 39                     P.O. Box 187 (6144 Little
      D&G  Lubrizol GFA 4                      Seven Mile)
      D&G  Lubrizol GFA 40                     Lesage, WV 25537
      D&G  Lubrizol GFA 41                     Mr. Michael G.
      D&G  Lubrizol GFA 42                     (   )    -
      D&G  Lubrizol GFA 43
      D&G  Lubrizol GFA 44                D    Diesel Plus (M & P)
      D&G  Lubrizol GFA 45
      D&G  Lubrizol GFA 46                M.D. Laboratories
      D&G  Lubrizol GFA 47                     P.O. Box 5343
      D&G  Lubrizol GFA 48                     Orchard Lake, MI 48033
      D&G  Lubrizol GFA 49                     Mr. Melvin Mich
      D&G  Lubrizol GFA 5                      (   )    -
      D&G  Lubrizol GFA 50
      D&G  Lubrizol GFA 51                D    M.D. Labs Fuel Oil Additive
      D&G  Lubrizol GFA 52                D&G  M.D. Labs Motor Fuel
      D    Lubrizol GFA 53                     Additive
      D    Lubrizol GFA 54
      D&G  Lubrizol GFA 6                 MacKenzie Chemical Works, Inc.
      D&G  Lubrizol GFA 7                      1 Cordello Avenue
      D&G  Lubrizol GFA 8                      Central Islip, NY 11722
      D&G  Lubrizol GFA 9                      Mr. Nichols LaLima
      D&G  Lubrizol OS 107683                  (516) 234-8600

      Lucas Oil Products, Inc.             D    Pyrocat DT (Mackenzie)
           13365 Estelle Street,
           Corona,, CA 91719               Magna Corporation
           Mr. Robert E.                        P.O. Box 33387 (7505 Fannin)
           (800) 342-2512                       Houston, TX 77033
                                                Mr. George C.
      D&G  Extreme Cold Weather Fuel            (713) 795-4270
           Treatment
      D&G  Upper Cylinder Lubricant-       D&G  Cronox C-138 (Magna)
           Injector Cleaner                D&G  Cronox C-139 (Magna)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Magnum Research Corporation          Malco Products, Inc.
           10-5 Drew Court                      P.O. Box 892 (361 Fairview
           Ronkonkoma, NY 11779                 Avenue)
           Mr. Roy Gross                        Barberton, OH 44203
           (516) 737-0555                       Mr. Joel Pochron
                                                (330) 753-0361
      D&G  Boost-It Fuel Conditioner
           (Magnum)                        D&G  1003 - Malco Fuel Injection
      D    Flow-Ease Diesel Fuel Flow           Cleaner
           Improver (Magnum)               D    1012 - Malco Lead Substitute
      D    Stabilize Diesel Fuel           D    1118 - Malco Blue Diesel
           Stabilizer w/Cetane & Flow           Fuel Treatment
           Improver (Magnum)               D    1119 - Malco Red Diesel Fuel
                                                Treatment
      Mainstate Holdings Limited           D&G  1506 Whiz Fuel Injection
           Unit 10, Newman Lane                 Clnr
           Industrial Park                 D    1551 - Whiz Diesel Fuel
           Alton, Hants, UK GU34                Treatment
           Mr. Mark C.                     D&G  1746 - CD-2 Fuel Injection
           (   )    -                           Overhaul
                                           D    1772- CD-2 TOTAL DIESEL FUEL
      D    F20 (Mainstate)                      MAINTENANCE
                                           D&G  1810 Stop Fuel Injection
      Majestic Oilfield Chemicals, Inc.         Cleaner
           P.O. Box 408 (1470 W.           D    1820 Stop Diesel Fuel
           Linwood Dr.)                         Treatment
           Opelousas, LA 70571             D    1828 Wager Diesel Fuel
           Mr. James R.                         Additive
           (   )    -                      D    CD-2 LOW SULFUR DIESEL FUEL
                                                TREATMENT
      D    DFA-100 Diesel Fuel Additive
           (Majectic Oilfield)             Mar-Tech Company
                                                70 East Hill Street
      Major Automotive Products, Inc.           Mount Juliet, TN 37132
           975 West Jericho Turnpike            Mr. Ed Woodroof
           Smithtown, NY 11787                  (615) 754-0151
           Mr. Michael A.
           (516) 265-2303                  D&G  MT-70 Fuel Conditioner
                                                Concentrate (Mar-Tech)
      D&G  Formula X2 Fuel Additive
           (Major Automotive)
      D&G  Formula X2000 (Major
           Automotive)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 57 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Marathon Oil Company                 Maxma L.C.
           539 South Main Street                5123 69th Street
           Findlay, OH 45840                    Lubbock, TX 79424
           Mr. Bill English                     Mr. Kenneth Sanders
           (419) 422-2121                       (806) 794-6262

      D&G  Marathon Gas-Line               D&G  Enviro Max Plus
           Anti-Freeze (MCGLA-12)
                                           MC-Square Energy Corporation
      Marvel Oil Company, Inc.                  P.O. Box 8458
           331 North Main Street                Philadelphia, PA 15220
           Port Chester, NY 10573               Mr. Otto W. Gegante
           Ms. Edith Weissman                   (   )    -
           (914) 937-4000
                                           D&G  MC-Square Energy Concentrate
      D    Marvel Diesel Fuel
           Conditioner                     McCollister & Company
                                                P.O. Box 587 (2200 South
      Massey-Ferguson, Inc.                     Avenue)
           2200 Dekoven Avenue                  Council Bluffs, IA 51501
           Racine, WI 53403                     Mr. Michael Pyle
           Mr. M.W. Kukla                       (712) 322-4038
           (414) 636-8222
                                           D    Diesel Fuel Conditioner Plus
      D    Massey-Ferguson Powerpart
           Diesel Fuel Conditioner &       McKay Chemical Division, Blue
           Anti-Gel P/N 1905021M1          Coral, Inc.
      D    Massey-Ferguson Powerpart            1920 Randolph Street
           Diesel Fuel Conditioner P/N          Los Angeles, CA 90001
           1905022M1                            Mr. Gerald E.
                                                (213) 582-7477
      Master Chemical Company Division,
      EZON                                 D    118M Mechanics Turbo Cetane
           P.O. Box 381900 (1900 Exeter         Booster
           Road)                           D    119 McKay's Turbo Cetane
           Germantown, TN 38183                 Booster
           Mr. Donald                      D    120 Mckay Premium Diesel
           (901) 755-5555                       Fuel Treatment
                                           D    120.B - McKay Diesel Booster
      D    Master Change DFC15 Diesel      D    121 Mckay Premium Diesel
           Fuel Condit                          Fuel Treatment
      D    Master DFC12 Diesel Fuel
           Conditioner

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Mega Power, Inc.
           330 Scarlet Blvd                Mid Continent Industries, Inc.
           Oldsmare, FL 34677                   15315 South 169 Highway
           Mr. Samuel J. Grant                  Olathe, KS 66062
           (813) 572-0449                       Mr. Howard Levine
                                                (913) 782-7074
      D    Mega Power #55 Diesel Fuel
           Conditioner                     D&G  MIDCO Fuel Deicer (Mid
                                                Continent)
      Melroe Company                       D&G  MIDCO Lube (Mid Continent)
           7300 S. Cicero Avenue
           Chicago, IL 60629               Mid-American Chemical, Inc.
           Mr. Richard P.                       P.O. Box 94 (3425 Raider
           (312) 733-5960                       Drive)
                                                Bedford, TX 76021
      D    Bobcat Diesel Fuel Treatment         Mr. Ronnie L. Brown
                                                (817) 267-8403
      MFB International, LTD.
           22 No. Main Street Suite 303    D&G  DG-202 (Mid-American
           New York, NY 10956                   Chemical)
           Mr. Neal Bidnick                D&G  Fuel Squeezer (Mid-American
           (914) 639-1521                       Chemical)
                                           D    Petromate Diesel Fuel
      D&G  FUELTOOL                             Treatment (Mid-American
                                                Chemical)
      MGM Ecological Institute             D&G  Tomaco Sentry I
           2941 Salmon                          (Mid-American Chemical)
           Los Alamitos, CA 90720
           Mr. Randall Miller              Mid-American Research Chemical
           (001) 527-222                   Corporation
                                                P.O. Box 927 (2451 16th
      D    Pro-Efe Diesel Performance           Avenue)
           Detergent                            Columbus, NE 68602
                                                Mr. Jerome Schulz
      Mid Con Systems, Inc.                     (402) 564-7104
           7561 Dodge Street
           Omaha, NE 68114                 D    MARC 74-DFC Diesel Fuel
           Ms. Nancy J.                         Conditioner (Mid-American)
           (402) 393-8676

      D&G  MCS Fuel Additive 101
           (Mid-Con Systems)
      D&G  MCS Fuel Additive 102
           (Mid-Con Systems)
      D&G  MCS Fuel and Gas Additive
           (Mid-Con Systems)
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 59 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Midwest Biofuels, Inc.               Midwest Supply Company
           9135 Barton                          1233 Hanley Industrial Court
           Overland Park, KS 66214              St. Louis, MO 63144
           Mr. William A.                       Mr. Burton Tzinberg
           (913) 599-0800                       (314) 962-7280

      D    Soy Diesel Additive (Midwest    D    Midwest Supply Fuel Oil
           Biofuels)                            Additive
                                           D&G  Midwest Supply Motor Fuel
      Midwest Lubricants                        Additive
           P.O. Box    244                 D    Motor Lube (Midwest Supply)
           Decatur, AL 35602
           Alt: Mrs. Jewel                 Miller Products Company
           (205) 355-3201                       P.O. Box 555
                                                Decatur, IL 62525
      D&G  Midwest Specialty Fuel               Mr. Milton R.
           Conditioner                          (217) 428-7070

      Midwest Polychem, Ltd.               D    Miller Products Fuel Oil
           1502 North 25th Avenue               Additive
           Melrose Park, IL 60160          D&G  Miller Products Motor Fuel
           Mr. William W.                       Additive
           (708) 450-
                                           Minuteman Lubricants Inc.
      D&G  Carb/Fuel Injector Cleaner           539 Marwood Road,
      D    Diesel Fuel Conditoner               Cabot, PA 16023
      D&G  Gas Treatment                        Mr. Jack D. Keihl
      D&G  Gasline AntiFreeze                   (412) 352-4451
      D&G  Octane Treatment
                                           D    Minuteman DFA 842
      Midwest Power Concepts, Ltd.
           P.O. Box 10                     Mixlee Research Corporation
           Radcliffe, IA 50230                  684-B Commerce Drive
           Mr. Dwayne Fossen                    Fairfield, CT 06430
           (515) 899-2115                       Ms. Kathleen
                                                (203) 336-1211
      D    100+ Power Additive (Midwest
           Power)                          D    Formula X2 for Diesel
                                                (Mixlee)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 60 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Mobil Chemical Company, Chemical     D&G  Friction Free Top Lube
      Products Division                    D    Road Runner WG
           P.O. Box 3140                   D    THERMA-FLO
           Edison, NJ 08818                D    Winter Flo
           Ms. Lisa Crocker
           (908) 321-6048                  Molecule C.B., Ltd.
                                                P.O. Box 537 (30 Elm Street)
      D    Mobilad C 410                        Champlain, NY 12919
      D&G  Mobilad C 604                        Mr. Michael
      D&G  Mobilad C 605                        (   )    -
      D    Mobilad F800
      D&G  RT 130 A                        D    CATAPHORE-DE (Molecule)
      D    RT 392 B
      D&G  RT 748 C                        Moly Black Gold, Inc.
      D&G  RT 857 D                             3936 Shirley Drive
                                                Atlanta, GA 30336
      MOC Products Co., Inc.                    Mr. Jack E. O'Brien
           12306 Montague                       (404) 699-5926
           Pacoima, CA 91331
           Mr. Mark Waco                   D&G  Moly Black Gold Upper Engine
           (818) 896-2258                       Treatment QX-F-3001

      D    01050/FM0105 Diesel Fuel        Mona Industries, Inc.
           Conditioner                          P.O. Box 425 (76 East 24th
                                                Street)
      Mohawk Laboratories                       Paterson, NJ 07524
           2730 Carl Road                       Mr. George W. Lowry
           Irving, TX 75062                     (201) 345-8220
           Mr. Mike Near
           (972) 438-0005                  D    Monamulse R10-29M (Mona)

      D    #0875                           Moroso Performance Products, Inc.
      D    #0885                                80 Carter Drive
      D&G  #100019900                           Guilford, CT 06437
      D    #102919900                           Mr. James
      D    #106302002                           (203) 453-6571
      D    #106349900
      D    #106369900                      D    Moroso Cetane Booster
      D    #108179900
      D&G  Chem-A-Lube
      D    Diesel Guard Clear, Mate
           Clear,Life Clear and Punch
           clear
      D    Diesel Mate WG
      D    FIRE-UP
      D    Fire-Up aka Firewater
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 61 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Morton International                 Mt. Hood Chemical Corporation
           100 North Riverside Plaza            4444 N.W. Yeon Avenue
           Chicago, IL 60606                    Portland, OR 97210
           Ms. Susan Steuer                     Ms. Kathleen A.
           (312) 807-3112                       (503) 227-3505

      D&G  AUTOMATE KERO RED D-50          D    DOC (Mt. Hood)
      D&G  Automate Red 164
      D&G  Automate Red 164 D50            Multi-Mac, Inc.
      D&G  Automate Red 164 D75                 P.O. Box 38 (70005 Powell
      D&G  Automate Red 164 HF                  Road)
      D&G  Automate Red 164 HF D33              Romeo, MI 48065
      D&G  Morton Automate Blue No. 8           Mr. Roger Lemke
           HF Dye                               (313) 939-3500
      D&G  Morton Automate Blue No. 9A
           Dye                             D    F-X-T Diesel Fuel Additive
      D&G  Morton Automate Red NR Dye           (Multi-Mac)
      D&G  Morton Marker MP
      D&G  Morton Mortrace MP              MuniChem Corporation
      D&G  Morton Petrol Blue 1003 Dye          P.O. Box 7183
      D&G  Morton Petrol ERO Blue Dye           Reno, NV 89510
      D&G  Morton Petrol Marker EB Dye          Mr. Richard A.
      D&G  Morton Petrol Solvent Green          (   )    -
           No. 3 Dye
      D&G  Mortrace EC (Morton)            D&G  Munichem Fuel Additive
      D&G  Mortrace ER (Morton)
      D&G  Mortrace SB (Morton)            Nalco/Exxon Energy Chemicals,
      D&G  Mortrace SK (Morton)            L.P.
                                                P.O. Box 87
      MPW of South Florida                      Sugar Land, TX 77487
           4301 Oak Circle, Suite 18            Mr. Charles Muth
           Boca Raton, FL 33431                 (281) 263-7417
           Mr. Joe Masterson
           (561) 393-3915                  D
                                           D&G  2RC-665
      D    MPW 2001 Combustion Improver    D&G  4RD-349
      D    MPW 2004 Diesel Fuel Biocide    D&G  5340
                                           D    88BK-109
                                           D&G  89BA-058
                                           D&G  94BA-037
                                           D    94BD-156
                                           D    94BE-228
                                           D&G  95BA-082
                                           D    95BE-030
                                           D    CONE WIN
                                           D    CONE WIN
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D    EC 5315A                        D    EC5580A
      D    EC 5375A                        D    EC5800A
      D&G  EC 5441A                        D    EC5801A
      D    EC 5805A                        D    EC5802A
      D    EC 5811A                        D    EC5803A
      D    EC 5812A                        D    EC5808A
      D    EC 5813A                        D    EC5809A
      D&G  EC5205A wka 95BA-081            D    EC5810A
      D&G  EC5208A                         D    EC5811A wka Cone L10
      D&G  EC5209A wka 5341                D    EC5811A wka SPD Sum
      D    EC5300A                         D    EC5814A
      D    EC5302A                         D    EC5815A
      D    EC5303A                         D    EC5816A
      D    EC5308A                         D    EC5816A
      D    EC5309A wka Nalco 5322          D    EC5818A
      D    EC5312A                         D&G  EC7115A
      D    EC5313A wka Nalco 94BK-205      D    EC7187A
      D    EC5318A                         D    Fireprep 1000 (Nalco)
      D    EC5319A                         D    FJ WINTER
      D    EC5322A wka 94BK-248            D    LT Red Dye
      D    EC5323A                         D    M-20
      D    EC5324A                         D    MACH2 WIN
      D&G  EC5331A                         D    MR Red Dye
      D    EC5370A                         D    Nal-Tane 5308
      D    EC5370A wka PetroWintr          D    Nalco 1RM-619
      D    EC5376A                         D    Nalco 2012
      D    EC5378A wka 5378                D    Nalco 2210
      D&G  EC5406A                         D    Nalco 2227
      D    EC5407A                         D    Nalco 303-MC
      D&G  EC5411A wka Nalco 93BC-052      D    Nalco 3BC-728
      D&G  EC5412A                         D&G  Nalco 3BD-829
      D&G  EC5413A                         D&G  Nalco 5162
      D&G  EC5443A wka Nalco 88BU-118      D&G  Nalco 5185
      D&G  EC5451A                         D&G  Nalco 5204
      D&G  EC5452A                         D&G  Nalco 5275
      D&G  EC5453A                         D    Nalco 5300
      D&G  EC5455A                         D    Nalco 5302
      D&G  EC5456A                         D    Nalco 5303
      D    EC5457A                         D    Nalco 5312
      D&G  EC5458A                         D    Nalco 5318
      D&G  EC5459A                         D    Nalco 5319
      D&G  EC5467A                         D    Nalco 5320
      D    EC5520A wka 94BE-232            D&G  Nalco 5328
      D&G  EC5542A                         D&G  Nalco 5331
      D&G  EC5546A wka Nalco 5546          D    Nalco 5375
      D&G  EC5549A                         D    Nalco 5376
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 63 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D&G  Nalco 5403                      D    Winter Thaw (Nalco)
      D&G  Nalco 5405
      D&G  Nalco 5406                      National Auto/TruckStops, Inc
      D    Nalco 5407                           3100 West End Avenue, Suite
      D&G  Nalco 5450                           200
      D&G  Nalco 5451                           Nashville, TN 37202
      D&G  Nalco 5452                           Mr. Ken Barrios
      D&G  Nalco 5453                           (615) 783-2630
      D&G  Nalco 5455
      D&G  Nalco 5456                      D    Diesel Fuel Antigel
      D    Nalco 5457                      D    Mach2 High Performance
      D&G  Nalco 5458                      D    Mach2 Winterized
      D&G  Nalco 5459
      D    Nalco 5470                      National Research & Chemical
      D&G  Nalco 5RD-530                   Company
      D&G  Nalco 5RD-531                        15600 New Century Drive
      D&G  Nalco 5RD-650                        Gardena, CA 90248
      D&G  Nalco 6RJ-947                        Mr. Larry Underwood
      D    Nalco 85BD-194                       (703) 847-6707
      D&G  Nalco 86BD-143
      D    Nalco 87BG-016                  D    Ferrocene (National
      D&G  Nalco 87BJ-054                       Research)
      D    Nalco 88Bk-107
      D    Nalco 88BK-108                  National SoyDiesel Development
      D&G  Nalco 90BD-090                  Board
      D&G  Nalco 92BA-114                       P.O. Box 104778
      D&G  Nalco 93RC-007                       Jefferson City, MO 65110
      D    Nalco 94BG-060                       Mr. Gary Ellington
      D    Nalco 94BG-113                       (314) 635-6701
      D&G  Nalco 9RJ-064
      D    Nalco 9RK-156                   D    Biodiesel Additive (Nat'l
      D    Nalco 9RL-107                        SoyDiesel)
      D    Nalco Winter Pow-R Plus
      D&G  Nalco/Exxon 5333                National Standard / National
      D&G  Nalco/Exxon 5335                Interchem Corporation
      D&G  Nalco/Exxon 5405                     2819 West Lake Street
      D    Nalfleet 9-303                       Chicago, IL 60612
      D    NWFA                                 Mr. Art Saltz
      D    PD Win                               (312) 638-5100
      D    Petro Plus
      D    Petrowintr                      D    NIC 6304 - Super
      D    SPD WIN                              Concentrated Diesel Anti-Gel
      D    SPD WIN                         D    ProShop Super Concentrated
      D    TD-4                                 Diesel Anti-Gel
      D    TD-4 PLUS
      D&G  VX-4234
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 64 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Nationwide Chemical Company, Inc.    Niagara  Lubricant Co, Inc
           395 Johnson Avenue                   164 Chandler Street
           Brooklyn, NY 11206                   Buffalo, NY 14207
           Mr. Dov Czitter                      Mr. Thomas R.
           (212) 386-6622                       (716) 874-2300

      D&G  Nationwide Diesel Fuel and      D    Five Star Diesel Fuel
           Gasoline Additive                    Anti-gel with Lubricity

      Navy Brand Manufacturing Company,    Nichels Engineering of Indiana,
      Inc.                                 Inc.
           5111 Southwest Avenue                1115 East Main Street
           St. Louis, MO 63110                  Griffith, IN 46319
           Mr. Rudolf                           Mr. Ray R. Nichels
           (314) 865-5500                       (219) 924-8350

      D    DFI (Navy Brand)                D&G  Nichels Fuel Conditioner
      D    DFS-6 (Navy Brand)
      D    DI-60 (Navy Brand)              Nimco Oil Corporation
      D&G  FC-10 (Navy Brand)                   27777 Franklin Road, Ste 920
                                                Southfield, MI 48034
      NCH Corporation                           Mr. Harold
           P.O. Box 152170 (2727                (   )    -
           Chemsearch Blvd)
           Irving, TX 75015                D    Nimco Diesel Fuel Additive
           Mr. Joseph Schwartz
           (214) 438-0680                  NOPEC
                                                1622 East Fariway Drive, #1
      D&G  Chem-A-Lube (NCH)                    Orange, CA 92666
      D    Diesel Aid (NCH)                     Mr. Frank Childress
      D    Diesel Guard (NCH)                   (714) 538-4307

      Nebraska Nutrients                   D&G  Fuel-Stix (NOPEC)
           P.O. Box 800                    D&G  XL-12 (NOPEC)
           Sutherland, NE 69165            D&G  XM-15 (NOPEC)
           Mr. Wyman Shepherd
           (308) 386-2255

      D&G  Fuel Grade Ethanol (Nebraska
           Nutrients)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 65 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      NOPEC Corporation                    NU-LIFE Products, Inc.
           P.O. Drawer 2868,                    7902 West Waters Street
           Lakeland,, FL 33806                  Tampa, FL 33615
           Mr. Karl Rehberg                     Mr. Joseph Wayne
           (941) 683-7199                       (813) 888-7777

      D    BIODIESEL                       D    NU-LIFE 5

      North Shore Chemicals, Inc.          NuTech Services, Inc.
           426 Washington Avenue                P.O. Box 340
           Lake Bluff, IL 60044                 Counce, TN 38326
           Mr. Howard A.                        Ms. Kathy Handley
           (708) 295-9743                       (901) 689-5227

      D&G  Sludge Buster (North Shore)     D    Techpro All Season Diesel
                                                Fuel Conditioner
      North West National, Inc.
           130 West Sixth Street, Suite    Nutmeg Technologies, Inc.
           200                                  125 Market Street
           Medford, OR 97501                    New Haven, CT 06513
           Mr. James E. Snell                   Mr. Kenneth A.
           (503) 779-0185                       (203) 777-7691

      D    Add-co Diesel Catalyst          D    DI-218
           (North West)                    D    Diesel Activator Gold
                                           D    Fuel Activator - Gold
      Northern Chemical Company (AZ)       D    Fuel Preserve
           6110 Grand Avenue               D    Nutmeg Diesel Activator
           Glendale, AZ 85301              D    Nutmeg NCC Sludge Solvent
           Mr. Ted Larson                  D    Power-Pal (Nutmeg)
           (602) 973-1668
                                           O'Connel Company
      D&G  Northern Chemical Fuel               1280 North 71st Street
           Conditioner                          Wanwatosa, WI 53213
                                                Mr. John L.
                                                (   )    -

                                           D    O'Connell Fuel Oil Additive
                                           D&G  O'Connell Motor Fuel
                                                Additive

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 66 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Octel America, Inc.                  D&G  DGS-108
           200 Executive Drive             D&G  DGS-111
           Newark, DE 19702                D&G  DGS-114
           Dr. Perry Polss /               D&G  DMD - DuPont Metal
           (302) 451-1350                       Deactivator
                                           D&G  DMD-2
      D&G  AO-22                           D&G  duPonEY 750t Oil Green M
      D&G  AO-24                                Liquid Dye
      D&G  AO-29                           D&G  duPont Oil Blue HF Liquid
      D&G  AO-30                                Dye
      D&G  AO-31                           D&G  duPont Oil Color IAR Liquid
      D&G  AO-36                                Dye
      D&G  AO-36 D                         D&G  duPont Oil Color IAR Powder
      D    CI-0801                              Dye
      D    CI-0806                         D&G  duPont Oil Orange M Liquid
      D    CI-0808                              Dye
      D    DCI-4 A                         D&G  duPont Oil Red HF Liquid Dye
      D&G  DCI-6 A                         D    FOA-11
      D&G  DCI-6A 80/20                    D    FOA-14
      D    DDA - 2520                      D    FOA-2
      D    DDA 2500 ET                     D    FOA-208
      D    DDA 2572                        D    FOA-212
      D    DDA 2576                        D    FOA-218
      D    DDA-1000                        D&G  FOA-3
      D    DDA-1506 C                      D    FOA-31
      D    DDA-2250                        D    FOA-31A
      D    DDA-2500                        D    FOA-326 A
      D    DDA-2500 AI                     D    FOA-405
      D    DDA-2500 D                      D    FOA-407
      D    DDA-2500 V                      D    FOA-408
      D    DDA-2510                        D    FOA-409
      D    DDA-2550                        D    FOA-414
      D    DDA-2550W                       D    FOA-5
      D    DDA-2555                        D    FOA-508
      D    DDA-2556                        D    FOA-518
      D    DDA-2560                        D    FOA-528 A
      D    DDA-2561                        D    FOA-6
      D    DDA-2562                        D    FOA-6 C
      D    DDA-2571                        D    FOA-61
      D    DDA-2573                        D    FOA-620
      D    DDA-2574                        D    FOA-939
      D    DDA-2575                        D&G  GS-S3
      D    DDA-2583                        D    MHFA-1
      D    DDA-2584                        D    MHFA-2
      D    DDA-50                          D    OFI-300
      D    DFI-100                         D    OFI-500
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 67 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D&G  Oil Red B (D-75) Liquid         Oil Technology Corporation
      D&G  Oil Red B (D20) Liquid Dye           981 Route 22 West, Suite
      D&G  Oil Red B (D50) Liquid Dye           2000
      D&G  Oil Red HF (D33) Liquid Dye          Bridgewater, NJ 08807
      D    OLI-9000                             Mr. Gene Miodini
      D    OLI-9050                             (201) 777-2322
      D&G  PL-1705A
      D&G  PL-1706                         D    Technol 365 Diesel Fuel
      D    PL-1743                              Treatment
      D    Stadis 425 Antistatic           D    Technol D (Oil Technology)
           Additive                        D    Technol WB-365 Diesel Fuel
      D&G  Stadis 425 Conductivity              Treatment (Oil Technology)
           Improver
      D    Stadis 450 Antistatic           Oil-Chem Research Corp.
           Additive                             13636 S. Western Avenue,
      D&G  Stadis 450 Conductivity              Blue Island, IL 60406
           Improver                             Mr. Edward
                                                (708) 597-5307
      Octron International, Inc.
           519 8th Avenue                  D    Diesel 60
           New York City, NY 10018
           Mr. Lawrence J.                 Omega Oil Company, Inc.
           (212) 736-7705                       2744 Pomona Boulevard
                                                Pomona, CA 91768
      D    Armonol (Fuel Additives)             Ms. Christine
      D    F-1500                               (818) 965-1265
      D    F-1500 (Fuel Additives)
      D    Octron                          D    Omega Oil Cetane Improver
      D    The Formula (Fuel Additives)    D    Omega Oil Diesel Fuel
                                                Conditioner
      Oil Service Fuels, Inc.              D    Omega Oil Diesel Fuel Purge
           1611 Morrie Avenue                   Additive
           Cheyenne, WY 82001              D    Omega Oil Fuel Stabilizer
           Mr. Alan Epler                  D    Omega Oil Pour Point
           (307) 637-3497                       Depressant
                                           D    Omega Oil Smoke Suppressant
      D    LDL Year Around Diesel Fuel
           Additive and Conditioner
           (Oil Service)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 68 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Omstar Products                      D&G  OLOA 2508 P
           126 Marine Avenue               D&G  OLOA 2508 X
           Wilmington, CA 90744            D&G  OLOA 2509H
           Mr. Howard L.                   D&G  OLOA 5055U
           (213) 835-6909                  D&G  PRO-GARD Clean-Up
                                           D    PRO-GARD Diesel Clean-Up
      D&G  Omstar D-1280X                  D&G  PRO-GARD Octane Plus
                                           D&G  PRO-GARD Octane Treat
      Onan Corporation                     D&G  RM 50370
           1400 73rd Ave. N.E.             D&G  RM 50380
           Minneapolis, MN 55432           D&G  XF 446
           Mr. Dave Jacobson               D&G  XF 447
           (612) 574-5000                  D&G  XF 448

      D&G  ONA-FRESH (Onan)                OTC, Inc.
                                                1 Main St. Executive Center,
      Oronite Additives Division,               Suite 405
      Chevron Chemical Company                  Eatontown, NJ 07724
           15710 JFK Blvd, Suite 400            Mr. M.E. Hooper
           Houston, TX 77032 USA                (800) 645-4033
           Ms. Janie Morris
           (281) 986-5721                  D    Technol 050
                                           D    Technol 050 PM
      D&G  Exxal 10                        D    Technol 400
      D&G  ODA 251                         D    Technol 403
      D    ODA 451 A                       D    Technol 450
      D&G  ODA 451 AB                      D    Technol 453
      D&G  ODA 451C
      D&G  ODA 451N                        Oxford Chemicals
      D    ODA 452AC                            P.O. Box 80202
      D    OFA 105                              Atlanta, GA 30366
      D    OFA 105 M                            Mr. J. Thomas
      D    OFA 278                              (404) 452-1100
      D    OFA 420 C
      D    OFA 424                         D    Triple Treat (Oxford)
      D    OFA 425 B
      D    OFA 425 C
      D    OFA 430
      D    OFA 436
      D&G  OGA 472 S
      D&G  OGA 492
      D&G  OLOA 1200 ZDR
      D&G  OLOA 2508 B
      D&G  OLOA 2508 L
      D&G  OLOA 2508 M
      D&G  OLOA 2508 N
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 69 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Pacific Biodiesel                    D    ECA 10104 (Paramins)
           285 Hukilike Street, B - 103    D    ECA 10605 (Paramins)
           Kahului, HI 96732               D    ECA 11073 (Paramins)
           Mr. Robert King                 D    ECA 11074 (Paramins)
           (808) 877-3144                  D    ECA 11084 (Paramins)
                                           D    ECA 11095 (Paramins)
      D    Biodiesel                       D    ECA 11316 (Paramins)
                                           D    ECA 11334 (Paramins)
      Palmetto Chemical & Supply           D    ECA 11900 (Paramins)
      Company, Inc.                        D    ECA 11959 (Paramins)
           P.O. Box 1218 (6001 Stitt       D    ECA 12471
           Strett)                         D    ECA 12513 (Paramins)
           Monroe, NC 28110                D    ECA 12514 (Paramins)
           Mr. Dan F.                      D    ECA 12516 (Paramins)
           (704) 283-8583                  D    ECA 12517 (Paramins)
                                           D    ECA 13009 (Paramins)
      D&G  BOOST (Palmetto)                D    ECA 13025 (Paramins)
      D    EXTEND (Palmetto)               D    ECA 13026 (Paramins)
                                           D    ECA 13030 (Paramins)
      Paragon Products of Taylors Falls    D    ECA 13057 (Paramins)
           21218 Victory Lane              D    ECA 13058 (Paramins)
           Taylors Falls, MN 55084         D    ECA 13079 (Paramins)
           Mr. Darrell Caneday             D    ECA 14671
           (612) 465-4005                  D    ECA 15154 (Paramins)
                                           D    ECA 15168
      D    Paragon CF5D Diesel Fuel        D    ECA 15178
           Stabilizer                      D    ECA 15192 (Paramins)
      D    Paragon FI-50 Diesel Fuel       D    ECA 15428 (Paramins)
           Flow Improver                   D    ECA 15428A (Paramins)
      D    Paragon MDA-7 Starbright        D    ECA 15429 (Paramins)
           Diesel Fuel Improver w/Algae    D    ECA 15430 (Paramins)
           Control                         D    ECA 15438 (Paramins)
      D&G  Paragon X-10                    D    ECA 15460 (Paramins)
                                           D    ECA 15461 (Paramins)
      Paramins Division, Exxon Chemical    D    ECA 4599 (Paramins)
      Company                              D    ECA 4826 (Paramins)
           P.O. Box 536 (1900 East         D    ECA 4896 (Paramins)
           Linden Avenue)                  D    ECA 5920 (Paramins)
           Linden, NJ 07036                D    ECA 7305 (Paramins)
           Mr. Adolph A.                   D    ECA 7508
           (908) 474-3492                  D    ECA 7524 (Paramins)
                                           D    ECA 7550 (Paramins)
      D    Breaxit 8068                    D    ECA 7973 (Paramins)
      D    Breaxit 9334                    D    ECA 831
      D    Corexit 004 (Paramins)          D    ECA 8315
      D    ECA 10070 (Paramins)            D    ECA 8477 (Paramins)
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D    ECA 8478 (Paramins)             D    Paraflow 508
      D    ECA 8575                        D    Paraflow 509
      D    ECA 8583C (Paramins)            D    Paraflow 510 (Paramins)
      D    ECA 9334 (Paramins)             D    Paraflow 511 (Paramins)
      D    ECA 9337 (Paramins)             D    Paraflow 513
      D    ECA 9530 (Paramins)             D    Paraflow 514
      D    ECA 9588 (Paramins)             D    Paraflow 515
      D    ECA 9919 (Paramins)             D    Paraflow 516
      D    ENJ 4041 (Paramins)             D    Paraflow 518
      D    FN 32027 (Paramins)             D    Paraflow 519 (Paramins)
      D    Foots Oil (Paramins)            D    Paraflow 520
      D    PARABAR 9551                    D    Paraflow 521
      D    Paradyne 25 (Paramins)          D    Paraflow 522
      D    Paradyne 26 (Paramins)          D    Paraflow 523
      D    Paradyne 27 (Paramins)          D    Paraflow 524
      D    Paradyne 631                    D    Paraflow 525
      D    Paradyne 639                    D    Paraflow 526
      D    Paradyne 640 (Paramins)         D    Paraflow 527
      D    Paradyne 642 (Paramins)         D    Paraflow 528
      D    Paradyne 655                    D    Paraflow 529
      D    Paradyne 671                    D    Paraflow 530
      D    Paradyne 677                    D    Paraflow 533
      D    Paradyne 680                    D    PARAFLOW 537
      D    Paradyne 685                    D    PARAFLOW 538
      D    Paradyne 696                    D    Paraflow 542
      D    PARADYNE 7551                   D    Paraflow 545
      D    PARADYNE 7552                   D    PARAFLOW 547
      D    PARADYNE 7553                   D    PARAFLOW 550
      D    PARADYNE 7556                   D    Paraflow 551
      D    PARADYNE 7557                   D    Paraflow 552
      D    PARADYNE 7558                   D    Paraflow 556
      D    PARADYNE 7570                   D    PARAFLOW 560
      D    PARADYNE 7572                   D    Paranox 100 (Paramins)
      D    PARADYNE 7575                   D    Paranox 105 (Paramins)
      D    PARADYNE 7576                   D    PDN 2964
      D    PARADYNE 7578                   D    PDN 2967
      D    PARADYNE7571                    D    PDN 2968
      D    Paraflow 185                    D    PDN 2970
      D    Paraflow 231                    D    PDN 4096
      D    Paraflow 500                    D    PDN 4097
      D    Paraflow 501                    D    PDN 4098
      D    Paraflow 502                    D    PDN 4173
      D    Paraflow 503                    D    PDN 4222
      D    Paraflow 504 (Paramins)         D    PDN 4223
      D    Paraflow 506                    D    PDN 4242
      D    Paraflow 507                    D    PDN 4255
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D    PDN 4256                        D&G  Gumout Regane Premium Gas
      D    PDN 4264                             Treatment
      D    PDN 4268 aka PARADYNE 7574      D    PennzFlow
      D    PDN 4279                        D    PennzPower
      D    PDN 4280                        D    PennzPower S
      D    PDN 4281                        D    PennzRed Refinery Additive
      D    PDN 4300 aka PARADYNE 7562
      D    PDN 4347 aka PARADYNE 7563      Penray Company
      D    PDN 4353 aka PARADYNE 7564           440 Denniston Court
      D    PDN 4409 aka PARADYNE 7565           Wheeling, IL 60090
      D    PDN 4410 aka PARADYNE 7566           Mr. Paul Zoubek
      D    PDN 4411 aka PARADYNE 7567           (708) 459-5000
      D    PDN 4426
      D    PDN 5025                        D    Fuel Prep 1000
      D    PDN 5026                        D    Fuel Prep 2012
      D    PDN 5056                        D    Max Pow-R Plus
                                           D    Penray 3701, 37055 & 3732 -
      Pb Free, Ltd.                             Diesel Flo Special Blend
           3016 Serene Avenue
           Henderson, NV 89015             Performance Fuels, Inc.
           Ms. Evan F. Acker                    P.O. Box 724
           (702) 361-0506                       Hot Springs, SD 57747
                                                Mr. Wesley Marr
      D    TGS - Diesel (Pb)                    (605) 745-6387

      PE Products Corporation              D&G  PF 599
           7929 Jonesboro Road             D    PF 700
           Jonesboro, GA 30236
           Ms. Elaine                      Petro CB, Inc.
           (404) 471-6449                       200 "D" Technology Drive
                                                Irvine, CA 92718
      D    CTC Diesel Fuel Treatment            Mr. Neil D. Nelson
           (PE Products)                        (714) 753-7445

      Pennzoil Products Company            D&G  Molecule CB (Petro CB)
           1520 Lake Front Circle          D&G  Petro CB
           The Woodlands, TX 77380         D&G  Zing (Petro CB)
           Mr. Jerone A.
           (713) 363-8146

      D    Gumout Cold Weather Diesel
           Treatment
      D    Gumout Diesel Treatment wka
           Diesel Gumout
      D    Gumout Hot Weather Diesel
           Treatment
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 72 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Petro Chemical Products, Inc.        Petroblend
           P.O. Box 41585 (2910 West            5801 East Washington
           Beaver Street)                       Boulevard
           Jacksonville, FL 32203               Los Angeles, CA 90040
           Mr. Thomas R. Fruda                  Mr. Roy A. Hill
           (904) 388-5732                       (213) 726-0377

      D    PCP Diesel Fuel Conditioner     D    Diesel Fuel Catalyst
           #PDC051 (Petro Chemical)             (PetroBlend)
      D    PCP Diesel Fuel Conditioner
           #PDC051A (Petro Chemical)       PetroKleen (a division of
      D    PCP Professional Use Pour       Man-Gill Chemical)
           Point Depressant #PPD052             23000 St. Clair,
           (Petro Chemical)                     Cleveland, OH 44117
      D    PCP Professional Use Pour            Mr. Don Koehler
           Point Depressant #PPD053             (216) 486-5300
           (Petro Chemical)
      D    PCP Professional Use Pour       D&G  PKA-2000
           Point Depressant #PPD054        D&G  PKA-3000
           (Petro Chemical)
                                           Petroleum Marketers, Inc.
      Petro-Technology Resources, Inc.          4870 Olive Street
           200 Park Avenue, Suite 4515          Commerce City, CO 80022
           New York City, NY 10017              Mr. A.J. Smith
           Mr. John C.T.                        (   )    -
           (212) 972-9310
                                           D&G  TLX Fuel Supplement
      D    Petro-Aid (Petro-Technology)         (Petroleum Marketers)
      D    Petro-Aid D
           (Petro-Technology)              Petroleum Products, Inc.
                                                P.O. Box 493
      Petro-X, Inc.                             Valparaiso, IN 46383
           5138 Gayhurst Avenue                 Mr. C.R. Hedges
           Baldwin Park, CA 91706               (219) 465-1300
           Mr. Julius Orban
           (818) 960-7121                  D&G  Fuel-Guard/Diesel Fuel
                                                Treatment (Petroleum
      D&G  CX-15 (Brown) - Petro-X              Products)
      D&G  Petro-X (Red) - Petro-X
      D&G  Powr-X (Blue) - Petro-X

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 73 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Petroleum Specialty Products,        Philco International, Inc.
      Inc.                                      8931 Gulf Freeway
           6805 Radio Avenue                    Houston, TX 77017
           San Diego, CA 92114                  Mr. Ed Brock
           Mr. Ray C. McVeigh                   (713) 946-1500
           (619) 226-8101
                                           D&G  Engine Life Extender
      D&G  PSP Super Power Stik / PSP           (Philco)
           Power Pill
                                           Phillips Petrolium Company
      Petrolon Technologies, Inc. aka           605A  Building , 4th St.
      Slick 50 Industrial                       Bartlesville, OK 74004
           5300 Harvard Avenue                  Vanon Triebel
           Cleveland, OH 44105                  (918) 661-6600
           Mr. Herb Schreiber
           (216) 641-5490                  D&G  Phillips 66 Gas Treatment
                                                (180 DL 12)
      D    One Diesel Fuel Treat
      D    One Diesel Fuel Treat II        Pitt Penn Oil Company
                                                P.O. Box 296 (Old Route 28)
      Petroshield                               Creighton, PA 15030
           7100 Saranac, #1                     Mr. Paul A. Pavlik
           La Mesa, CA 91941                    (412) 226-2712
           Mr. Stuart Gonta
           (213) 268-6877                  D    Prize Penn Diesel Fuel
                                                Conditioner
      D    XL650                           D    Prize Penn Diesel Fuel
      D    XL650 S                              Conditioner & Sealer (22795)
      D    XL700                                (Pitt Penn)
                                           D&G  Prize Penn Isopropyl Gas
      Pfizer Chemical Divison, Pfizer,          Line A/F
      Inc.                                 D&G  Prize Penn Sure Dry Dry Gas
           235 East 42nd Street                 (32760) (Pitt Penn)
           New York, NY 10017
           Jimi Mendlowitz                 Planet Resources Corp.
           (212) 573-2323                       98 St. Onge Street
                                                Hull, Quebec, CANADA,    J8Y
      D    Flo-Rite FA 45 (Pfizer)              Mr. Morley Flichel
      D&G  Floclean FA 25 (Pfizer)              (819) 595-0112
      D&G  Floguard FA 35 (Pfizer)
                                           D    All In One (Diesel)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 74 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Plant Maintenance & Supply, Inc.     Polytech
           910 Fairgrounds Road                 2520 San Fernando Road
           Farmington, NM 87401                 Los Angeles, CA 90065
           Mr. Thomas A. Brown                  Mr. Wayne T. Heath
           (505) 327-2075                       (213) 223-3232

      D    Hopper's All Season Diesel      D    Polytech MDA-7 Starbright
           Fuel Additive                        Diesel Fuel Improver w/Algae
                                                Control
      Polar Molecular Corporation aka
      PMC Technologies                     Power Research Laboratories
           222 E. State St.                     P.O. Box 2605
           Traverse City, MI 49684              Northridge, CA 91325
           Mr. A. Richard                       Mr. Harlan Fagan
           (616) 946-4590                       (818) 786-2130

      D    DuraFlo AG (PMC)                D&G  Power Plus (Power Research
      D    DuraFlo II (PMC)                     Labs)
      D    DuraFlo II Winter Fuel
           Conditioner (Polar              Power Research, Inc.
           Molecular)                           4750 Von Karman Avenue
      D&G  DurAlt CFC (Commercial Fuel          Newport Beach, CA 92660
           Conditioner) - PMC                   Mr. Blake Davidson
      D    DurAlt DCI (Diesel                   (714) 474-7040
           Combustion Improver) - PMC
      D&G  DurAlt Fuel Conditioner         D    PRI-D
           (PMC)
      D    DuraSta FS (PMC)                Power Service Products, Inc.
      D    PM Anti-Gel (Polar                   513 Peaster Highway
           Molecular)                           Weatherford, TX 76086
      D&G  PM Fuel Conditioner (Polar           Mr. Killion
           Molecular)                           (817) 599-9486
      D    PMAG (Polar Molecular)
      D&G  PMFC (Polar Molecular)          D    Arctic Express Premium
                                           D    Artic Express
                                           D    Diesel Fuel Supplement
                                           D    Diesel Kleen
                                           D    Diesel Lube
                                           D    Diesel Lube Premium
                                           D    Premium PM Diesel Fuel
                                                Treatment
                                           D    Summer Premium Diesel Fuel
                                                Treatment

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 75 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Power Up Manufacturing               Pride & Power, Inc.
           Bay 8, 4216 - 54 Avenue SE,          3901 Old Spanish Trail
           Calgary, Alberta                     Houston, TX 77021
           CANADA,                              Mr. Rudolph Johnson
           Mr Galileo Salazar                   (713) 748-2591
           (403) 279-6599
                                           D&G  Enviro Cleaner Plus (Pride &
      D    GEN 49 D                             Power)
                                           D&G  Enviro Cleaner Plus 2
      Powerline Chemical & Janitor
      Supply, Inc.                         Primrose Oil Company, Inc.
           2209 NW 30 Place (Powerline          P.O. Box 29665 (11444 Denton
           Park)                                Drive)
           Pampano Beach, FL 33069              Dallas, TX 75229
           Mr. James E. Cusick                  Mr. Alan Paul
           (305) 974-6550                       (214) 241-1100

      D&G  Power "X" (Powerline)           D    402 - Lubri-Power
                                           D&G  No. 400 Protect-O-Lube
      Precision Laboratories, Inc.              (Primrose)
           P.O. Box 127 (333 Anthony       D    No. 401 Smoke Doctor
           Trail)                               (Primrose)
           Northbrook, IL 60065            D&G  No. 403 Protect-O-Lube
           Ms. Denise L. Rintz                  Concentrate (Primrose)
           (708) 498-0800                  D    No. 404 Fire-Power
                                                (Primrose)
      D&G  Precision CD                    D    No. 405 Power-Master
                                                (Primrose)
      Prestige Laboratories, Inc.          D&G  No. 406 Injector Perfector
           100 Oak Street                       (Primrose)
           East Rutherford, NJ 07073       D&G  No. 406-B Injector Perfector
           Ms. Regina Yuppa                     - Bulk Treat Formula
           (201) 772-8922                  D    No. 408 Marine Fuel
                                                Stabilizer (Primrose)
      D&G  Run Fuel Conditioner            D    No. 409 Flow-Master
           Concentrate (Prestige)               (Primrose)
      D    Zoom Concentrated Diesel        D    No. 414 Clean-Master
           Fuel Stabilizer (Prestige)           (Primrose)
                                           D    No. 440 Go-Master (Primrose)
                                           D    Winterized Diesel Fuel
                                                Satbilizer

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 76 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Pro-Chem, Inc.                       PROLONG SUPER LUBRICANTS, INC.
           4420 Bankers Industrial              1210 North Barsten Way,
           Circle                               Anaheim, CA 92806
           Doraville, GA 30360                  Mr. Elton Alderman
           Mr. Warren Alifeld                   (714) 630-3040
           (404) 449-4040
                                           D&G  PROLONG FUEL SAVER
      D    Fifth Wheel (Pro-Chem)               GAS/DIESEL CONDITIONER
      D    Fuel Aid (Pro-Chem)             D&G  PROLONG FUEL SYSTEM
      D&G  Fuel Plus (Pro-Chem)                 TREATMENT
      D&G  Fuel Plus X-100 (Pro Chem)
      D&G  Pro-Chem Diesel Fuel Oil and    Protect All Inc.
           Gasoline Additive                    1910 E. Via Burton
      D&G  Pro-Chem New & Improved Fuel         Anaheim, CA 92806
           Plus                                 Mr. Alfred P.
                                                (800) 322-4491
      Pro-Ma Systems (U.S.A.), Inc.
           477 Commerce Way, Suite 113     D    Protect All Diesel
           Longwood, FL 32750                   Performance Treatment
           Mr. Gene Rumley                 D&G  Protect All Fuel Storage
           (407) 831-4966                       Stabilizer

      D    Pro-Ma Performance Products     Quaker State Oil Refining
           Diesel Treatment                Corporation
                                                P.O. Box 989
      Pro-Tec  USA Inc.                         Oil City, PA 16301
           221 North Vinewood                   Mr. Michael S.
           Escondido, CA 92129 USA              (814) 676-2726
           Mr. Anthony Saville
           (619) 480-9162                  D    Quaker State Cold Weather
                                                Diesel Fuel Treatmant
      D    Pro-Tec Diesel Fuel             D    Quaker State Cold Weather
           Conditioner                          Diesel Fuel Treatment (No.
                                                176)
      Professional Technology of           D    Quaker State Diesel Fuel
      America                                   Dryer and Rust Inhibitor
           1747 Bartlett Road              D&G  Quaker State Gasline
           Memphis, TN 38134                    Antifreeze and Dryer
           Mr. Charles R.
           (901) 377-6888

      D    PRO:TEC Anti-Gel
      D    PRO:TEC Diesel Fuel
           Conditioner

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 77 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Quality Car Care, Inc.               D    Red Line Antigel
           2736 E. Huntington Dr.          D    Red Line DFB
           Duarte, CA 91010                D    Red Line DFB Concentrate
           Mr. Kelvin M.                   D    Red Line Diesel Fuel Biostat
           (626) 359-0621                  D    Red Line Diesel Fuel
                                                Catalyst
      D    Diesel Antigel- 77BP            D&G  Red Line Fuel System
      D    Diesel Fuel Supplement- 77AP         Antifreeze & Water Remover
      D    Diesel Fuel Treatment -  DFC    D    Red Line Smoke Suppressant
           77A                             D    Red Line Winterized Diesel
                                                Fuel Catalyst
      Radiator Specialty Company           D    RL-1(Redline)
           1900 Wilkinson Blvd             D    RL-2 (Red Line)
           Charlotte, NC 28208             D    RL-3 (Red Line)
           Ms. Kimberly                    D    Winterized RL-3
           (800) 438-4532
                                           Refinery Research Corporation
      D    M22-16 - Solder Seal/Gunk            P.O. Box 580651
           Diesel Fuel Anti-Gel                 Houston, TX 77258
      D    M22-40 - Solder Seal/Gunk            Mr. Daniel H.
           Diesel Fuel Anti-Gel                 (713) 480-1400
      D    M24 - Diesel Tone Diesel
           Fuel Conditioner                D    AmFleet Dieselcide
      D    M71 - Solder Seal/Gunk          D    AmFleet DX-500
           Diesel Fuel Conditioner         D    Artic Plus (Refinery
      D    M72 - Solder Seal/Gunk               Research)
           Diesel Fuel Treatment           D    D-1000 (Refinery Research)
           w/Anti-Gel                      D    DC-1000 (Refinery Research)
      D    M73-08 - Solder Seal/Gunk       D    Dieselcide (Refinery
           Diesel Fuel Treatment                Research)
      D    M74 - Solder Seal/Gunk          D    DX-3000 a.k.a . Diesel Clean
           Diesel Fuel Injector Cleaner    D    Megatane (Refinery Research)
                                           D    SR-1000 (Refinery Research)
      Red Line Synthetic Oil
      Corporation                          Renergy International
           3450 Pacheco Boulevard               411 Harbor Blvd
           Martinez, CA 94553                   San Pedro, CA 90731
           Mr. Roy L. Howell                    Mr. James N.
           (510) 228-7576                       (213) 833-4335

      D    85 Plus Diesel Additive (Red    D    D-1280
           Line Synthetic)                 D    Renergy Diesel Fuel
      D    DB Concentrate                       Conditioner/Trucker's Choice
      D    DFB Concentrate
      D    Red Line 85 Plus Diesel
           Additive - Winterized
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 78 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Rhone-Poulenc, Inc.                  Rogers & Sons Sales, Inc.
           CN 7500 Prospect Plains Road         3620 North 49th
           Cranbury, NJ 08512                   Omaha, NE 68104
           Mr. Maurice A.                       Ms. Scott Birkett
           (609) 860-4000                       (816) 363-3876

      D    DPX 1                           D    Below 0 Diesel Additive
      D    DPX 2                                (Rogers & Sons)
      D    DPX 3                           D    Diesel Plus Diesel Fuel
      D    DPX 4                                Additive (Rogers & Sons)
      D    DPX 5
      D    DPX 6                           Rohm & Haas Co
      D    DPX7                                 100 Independence Mall West
      D    DPX8                                 Philadelphia, PA 19106
      D    DPX9                                 Mrs. Wendy W.
                                                (   )    -
      Ricmar Industries, Inc.
           2525 American Lane              D&G  Primene 81-R
           Elk Grove Village, IL 60007     D&G  Primene JM-T
           Mr. Edward Blumberg             D&G  Primene TOA
           (708) 595-9113
                                           RohMax USA
      D&G  Extender (Ricmar)                    100 Independence Mall West
                                                Philadelphia, PA 19106
      Road Pro Distributors,                    Mr. Jim Melly
      Distributors Whrse, Inc.                  (215) 592-6914
           P.O. Box 82517
           Oklahoma City, OK 73117         D&G  Primene TOA
           Mr. James Edwards
           (405) 946-0701                  Rose Chemical Products, Inc.
                                                P.O. Box 23375 - Point
      D&G  RoadPro Concentrated Fuel            Station
           Injector Cleaner                     Columbus, OH 43223
                                                Mr. L.C. Sellers
      Rochem Systems, Inc.                      (614) 443-7647
           310 Port Jersey Boulevard
           Jersey City, NJ 07305           D&G  F.C.S. Fuel Conditioner
           Mr. Robert R.                        (Rose Chemical)
           (201) 433-9111

      D    Dieselol All Seasons
           (Rochem)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 79 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Royal Industries, Inc.               RxP Products, Inc.
           P.O. Box 1356                        P.O. Box 13427 (1630 22nd
           Sumter, SC 29150                     Street North)
           Mr. James E.                         St. Petersburg, FL 33713
           (803) 775-7723                       Nancy Jefferson
                                                (813) 327-2394
      D&G  Royal Flash Fuel Conditioner
           (Royal Industries)              D    RxP Diesel Dynamizer

      Royal Manufacturing Company, Inc.    S  & S Group wka L.A. Dstl
           P.O. Box 693                    Corporation
           Tulsa, OK 74101                      1018 Barnett Road
           Mr. Jim Gott                         Columbus, OH 43227
           (918) 587-5711                       Mr. Samuel S.
                                                (614) 236-2773
      D    Diesel Guard (Royal Mfg)
      D    Diesel Guard - All Season       D    Diesel Fuel Conditioner
           (Drums)
      D    Diesel Guard - All Season       S & G Enterprises
           (Qts)                                7300 Valjean Street
      D    Diesel Guard All Season              Van Nuys, CA 91406
           (Wright Oil Co.)                     Mr. Bob Johnson
      D    Diesel Guard- Summer                 (818) 781-8035
      D    Fina Flow-Max Artic
      D    Fina Flow-Max Summer            D    Ener-Go Diesel Fuel Catalyst
      D    Fina Flow-Max Winter                 (S & G)
      D    Tex-Star Blizzard Treat II      D&G  Ener-Go Energy Booster (S &
                                                G)
      Royal Oil Company
           P.O. Box 646                    S. Birkett and Associates
           Fort Worth, TX 76101                 7614 Paseo
           Mr. Claude Kelley                    Kansas City, MO 64131
           (817) 332-7001                       Mr. Scott Birkett
                                                (816) 363-3876
      D&G  Poweroyal Fuel Conditioner
           (Royal Oil)                     D    Below 0 - Northern Blend (S.
                                                Birkett)
                                           D    Below 0 Diesel Additive (S.
                                                Birkett)
                                           D    Below 0 II (S. Birkett)
                                           D    Below 0 II - Northern Blend
                                                (S. Birkett)
                                           D    Birkett Diesel Additive II
                                                (S. Birkett)
                                           D    Diesel Plus Diesel Fuel
                                                Additive (S. Birkett)
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 80 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

                                           D    #137 D Diesel Treat 1/4000
      S.E.P. Research Company, Inc.        D    #137 D ND Diesel Treat
           P.O. Box 437                         1/4000 No Dye
           Malabar, FL 32950               D    #137 Diesel Treat 2000
           Mr. E.P. Smith                  D    #137 DS Diesel Treat 2000
           (407) 984-8595                  D    #137 DSA Diesel Treat 2000
                                           D    #137 KLPL Koch Premium Low
      D&G  P.M. Gas Miser (S.E.P.)              Pour
                                           D    #137 KPG Koch Premium Gold
      Safety Unlimited V, Inc.             D    #137 L Diesel Treat 2000
           1038 North Tustin, Suite 410         Lubricity Additive
           Orange, CA 92667                D    #137 ND Diesel Treat 2000 No
           Ms. Linna M. Fuss                    Dye
           (714) 731-8866                  D    #137 PSW Diesel Treat 2000
                                           D    #137ATS Citgo Diesel Treat
      D    SUV-500 Below Zero (Safety)          2000
      D    SUV-500 Below Zero 11           D    #137DSC Diesel Treat 2000
           (Safety)                        D    #137KP Koch Premium Additive
      D    SUV-500 Below Zero 11           D    #137KPA Koch Premium Arctic
           Northern Blend (Safety)         D    #137KPH Koch Premium Gold
      D    SUV-500 Below Zero Northern          Winter Hot Package
           Blend (Safety)                  D    #137Q Diesel Treat 2000
      D    SUV-500 Diesel Additive 11      D    #138  PWN Premium Winter New
           (Safety)                        D    #138 PDF Plus Lubristat
      D    SUV-500 Diesel Plus (Safety)         (Summer)
                                           D    #138 PDF Plus Lubristat
      Schaeffer Manufacturing Company           (Winter)
           102 Barton Street               D    #138 S ND Winter Flow
           St. Louis, MO 63104                  Improver No Dye
           ext 360                         D    #138 S Winter Flow Improver
           (314) 865-4100                  D    #138AP Diesel Flo Improver
                                           D    #139 Soy Shield
      D    # 137 DSL Diesel Treat 2000     D    #192 ND Neutra Plus No Dye
      D    # 137A Diesel Treat 2000 w/     D    #192 Neutra Plus
           Flow Improver                   D    #192 W ND Neutra Plus with
      D&G  #131 Neutra Fuel Stabilizer          Antigell
      D    #137 A ND Diesel Treat 2000     D    #300 C Flow Plus C Fuel
           with Flow Improver No Dye            Additive
      D    #137 AP Diesel Treat (AP)       D    #300 Flow Plus
      D    #137 B Diesel Treat 2000 B      D    #300 ND Flow Plus No Dye
      D    #137 B ND Diesel Treat 2000B    D    #300 S Diesel Treat Special
           No Dye                               Flow Improver
      D    #137 C Diesel Treat 2000 w/o    D    #300 WPL
           Flow Improver                   D    #300ND Flow Plus+ Arctic
      D    #137 C ND Diesel Treat 2000     D    #316  ND Diesel Treat 4000
           without Flow Improver No Dye         No Dye
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 81 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D    Arctic Premium Diesel           Sentry Chemical Company
           Additive                             P.O. Box 748 (1481 Rock
                                                Mountain Blvd.)
      Scientific International Research         Stone Mountain, GA 30086
           1888 Berkshire Lane                  Mr. Howard
           Plymouth, MN 55441                   (404) 934-4242
           Mr. Ronald Fields
           (612) 559-4845                  D    Thermal Clean (Sentry)

      D    No Gel (Scientific Int'l)       Serv-All Chemical Corporation
      D&G  Purr (Scientific Int'l)              Potsdam-Canton Road
      D    Scientific Int'l Fuel Oil            Potsdam, NY 13676
           Additive                             Mr. Richard Regan
      D&G  Scientific Int'l Motor Fuel          (315) 265-2780
           Additive
                                           D&G  Motor Lube (Serv-All)
      Scientific Water Systems, Inc.       D    Serv-All Fuel Oil Additive
           P.O. Box 52886                  D&G  Serv-All Motor Fuel Additive
           Lafayette, LA 70505
           Mr. O.A. Ranstead               Service Chemical Company (MN)
           (   )    -                           2219 South 19th Street
                                                Moorhead, MN 56560
      D    Diesel Do! (Scientific Water         Mr. Marvin V. Gess
           Systems)                             (   )    -
      D    Fuel Aid (Scientific Water
           Systems)                        D    Service Chemical (MN) Fuel
                                                Oil Additive
      Selig Chemical Industries            D&G  Service Chemical (MN) Motor
           840 Selig Drive                      Fuel Additive
           Atlanta, GA 30336
           Ms. Susan Holland               SFR Corporation
           (404) 691-9220                       P.O. Box 7403
                                                Great Falls, MT 59406
      D    Enerjet (Selig)                      Mr. Robert H.
      D    Selig 6-SX-94                        (406) 761-3365

                                           D    SFR 2000

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 82 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Share Corporation                    SMT, Inc.
           P.O. Box 23053                       5800 Bucknell Drive
           Milwaukee, WI 53223                  Atlanta, GA 30336
           Mr. Thomas J.                        Mr. Thomas W. Smoot
           (414) 355-4000                       (404) 344-9588

      D    Diesel-Klean (Share)            D&G  Morgas (SMT)
      D    Fuel Oil Anti-Gel               D&G  SMT Fuel Additive

      Shell Chemical Company               Snap Products Inc.
           P.O. Box 4320 (One Shell             P.O. Box 131
           Plaza)                               Durham, NC 27702
           Houston, TX 77210 USA                Mr. Sam McInnis
           Dr. Robert F.                        (919) 286-4446
           (713) 241-4082
                                           D    Diesel Fuel Treatment
      D    Shell Premium Diesel Fuel
           Supplement                      SnCORP, Inc.
                                                3601 Garden Brook
      Shrader Packaging Company, Inc.           Dallas, TX 75234
           2117 North Marie                     Mr. D. Kevin Sinks
           Westland, MI 48185                   (214) 243-7626
           Mr. Robert Graham
           (313) 728-6260                  D    Strata-Fire (D)

      D&G  2100 Blend (Shrader)            SNPE
      D&G  Blend 2000 (Shrader)                 12 QUAI HENRI 4/ 75181
      D&G  Formula 2000 (Shrader)               Paris cedex 4,        France
      D&G  Formula 2100                         Mr. Daniel M. Slick
                                                (609) 987-9424
      Slick 50 Products Corporation
           1185 Brittmore Road             D    Procetane/2-Ethyl Hexyl
           Houston, TX 77043                    Nitrate
           Ms. Anne Searle
           (713) 932-9954                  Snyder Manufacturing Corporation
                                                1541 West Cowles Street
      D    Slick 50 Diesel Fuel                 Long Beach, CA 90813
           Treatment                            Mr. Eric Snyder
                                                (213) 432-2038

                                           D    DZL (World Wide)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Soloco, Inc.                         Southern Chemical Manufacturing,
           P.O. Box 5315 (6805 West        Inc.
           12th)                                12133 Valliant
           Little Rock, AR 72215                San Antonio, TX 78216
           Mr. Steve                            Mr. Howard W.
           (   )    -                           (   )    -

      D    Diesel Plus (Soloco)            D    SCM-40 Additive &
                                                Conditioner (Southern
      SOLTEX / Petroleum Chemicals              Chemical)
      Corporation
           3011 Citrus Circle, Suite       Southwestern Petroleum Corp.
           #202                                 P.O. Box 961005
           Walnut Creek, CA 94598               Fort Worth, TX 76161
           Mr. Brian Cereghino                  Mr. Eric Davenport
           (510) 938-0954                       (817) 332-2336

      D    D2+Plus                         D    501 Diesel Fuel Improver
      D&G  PCA 100                         D&G  503 Gas & Diesel Fuel
      D    PCA 159                              Improver
      D&G  PCM 1000                        D    506 Middle Distillate Fuel
                                                Improver
      Solvall Engineering Corporation
           P.O. Box 115  (Massey Hill      Specialty Oil Company, Inc.
           Road)                                P.O. Box 8098 (2740
           East Swanzey, NH 03446               Valleyview Drive)
           Mr. Kenneth J.                       Shreveport, LA 71148
           (603) 352-4879                       Mr. Douglas C.
                                                (318) 687-8000
      D    Solvall Blue Diesel Additive
      D    Solvall Blue Diesel Additive    D&G  Specialty Oil Auto Guard
           Blend                                Starting Fluid
      D    Solvall Cetane Improver
      D    Solvall Green Diesel            Speed Fuels, Inc.
           Additive                             26 Valmont Lane
      D    Solvall Green Diesel                 Commack, NY 11725
           Additive Blend                       Mr. Jim Michaels
      D    Solvall Red Diesel Additive          (516) 543-1561
      D    Solvall Red Diesel Additive
           Blend                           D&G  ULX-15 (Speed Fuels)
      D    Solvall Super Red               D    ULX-15D (Speed Fuels)
      D    Solvall Super Red Blend         D&G  ULX-AK (Speed Fuels)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 84 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Spray Products Corporation           Starreon Corporation
           P.O. Box 737                         8375 S. Willow Street 5th
           Norristown, PA 19404                 Floor
           Mr. Andrew A. Orr                    Littleton, CO 80124 USA
           (610) 277-1010                       Mr. Carey
                                                (800) 873-8711
      D    Diesel Pep (Spray Products)
                                           D    1000
      Sta-Lube, Inc.                       D    2000
           3039 Ana Street                 D    3100
           Rancho Dominguez, CA 90224      D    7000 wka Starrphyre- 7000
           Mr. Nelson D. Alley             D    7070 wka Starrphyre Supreme
           (213) 537-5650                       Diesel Fuel Chemistry Conc.
                                                7070
      D&G  Gasoline Storage Stabilizer     D    8500 H.E.
      D    High-Tech Formula Diesel        D    8700 wka Diesel Fuel
           Fuel Conditioner (Sta-Lube)          Treatment 8700
      D    Sta-Lube Antimicrobial          D    9090 wka Winter Starrphyre
           Diesel Fuel Conditioner              Deposit Control 9090
      D    Sta-Lube Diesel Engine &        D    9500
           Fuel Conditioner                D    Anit-Microbial Agent- 6000
                                           D    Diesel Fuel Lubricator 9700
      Stanadyne Automotive Corp.           D    Flow Improver 8100
           92 Deerfield Road               D    Maintenance Formula- 7500
           Windsor, CT 06095               D    Multi-Functional Diesel Fuel
           Mr. Michael J.                       Conditioner 7700
           (203) 525-0821                  D    Starreon DDA 2584
                                           D    Starreon OFI-500
      D    Diesel Fuel Stabilizer          D    Starrphyre Supreme Diesel
      D    Fleet Formula (Stanadyne)            Fuel Chemistry 7075
      D    Ice Breaker                     D    TC-1
      D    Marine Performance Formula      D    Tosco 1
      D    Performance Formula             D    Winter Diesel Fuel Flow
           (Stanadyne)                          Improver 8050
      D    Performance Formula Jr          D    Winter Flow- 8500
      D    Stanadyne Fuel Biocide          D    Winter Performance Plus
           w/Stabilizer                         Diesel Fuel Chem Conc  9500
      D    Stanadyne Lubricity Formula     D    Winter Performance Plus
      D    Winter 1000 (Stanadyne)              Diesel Fuel Chem Conc 9000HE
      D    Winter Formula (Stanadyne)      D    Winter Performance Plus
                                                Diesel Fuel Chem Conc for
                                                Heavy End Fuels 9000C
                                           D    Winter Performance Plus
                                                Diesel Fuel Chemistry Conc
                                                for Heavy End Fuels- 9500 HE
                                           D    Winter Performance Plus
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 85 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

           Diesel Fuel Chemistry           Sullivan Chemical Company, Inc.
           Concentrate #9500                    P.O. Box 579
      D    Winter Starrphyre 9000               El Toro, CA 92630
      D    Winterized Performance Plus          Mr. John Pearson
           for Heavy End Fuel 8500 HE           (714) 855-6464
      D    Wyoming 1
                                           D    Sul-Kem #20 Diesel Fuel
      State Chemical Manufacturing Co.          Activator (Sullivan
      / Palmer Parts & Manufacturing            Chemical)
      Co.
           3100 Hamilton Avenue            Sun Company, Inc.
           Cleveland, OH 44114                  Ten Penn Center - 25 flr,
           Ms. Genevieve A.                     1801 Market St.
           (216) 861-7114                       Philadelphia, PA 19103
                                                Mr. Charles H.
      D&G  Fire-Up (State)                      (215) 977-3000
      D&G  Power-Up (State)
      D&G  State Formula No. 246 Power     D    Sunad B-0719-C (Sun
           Up                                   Refining)
                                           D&G  Sunad L-0510-D (Sun Oil)
      Stewart Corp, Lubar Chemical         D    Sunad L-0514-D (Sun
           RR2 Box 19                           Refining)
           Beverly, KS 67423               D    Sunad L-0578-D (Sun
           Mr. Terry Hall                       Refining)
           (816) 471-2560                  D    Sunad L-0654-B (Sun
                                                Refining)
      D    Cetane Enchancer                D    Sunad L-0713-B (Sun
      D    MD Stewart Anti-Gel                  Refining)
                                           D    Sunad L-0757-D (Sun
      Stronger Industrial Chemical,             Refining)
      Inc.                                 D    Sunad L-0832-D (Sun
           P.O. Box 9666 South Denver           Refining)
           Station                         D&G  Sunad L-0850-D
           Denver, CO 80209                D    Sunad L-0970-D (Sun
           Mr. Gary Le Captain                  Refining)
           (303) 778-0736                  D    Sunad P-0516-D
                                           D    Sunad P-0633-C
      D    Stronger Fuel Oil Additive      D&G  Sunad Q-0588-C (Sun Oil)
      D&G  Stronger Motor Fuel Additive    D    Sunad Q-0865-D (Sun
                                                Refining)
                                           D    Sunad Q-0944-D (Sun
                                                Refining)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 86 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Sun Products Company, Inc.           Synthetic Laboratories, Inc.
           6831 Northwest 20th Avenue           P.O. Box 460
           Fort Lauderdale, FL 33309            Dracut, MA 01826
           Mr. Robert Novak                     Mr. David P. Miller
           (305) 977-0468                       (617) 957-2919

      D    C+ (Sun Products)               D    Fuel Additive 1000
      D    Silverado (Sun Products)             (Synthetic Labs)
                                           D&G  Lubrajet (Synthetic Labs)
      Sunrise Environmental Scientific     D    Synthetic Labs Diesel Fuel
           P.O. Box 10207                       Additive
           Reno, NV 89510
           Mr. Rhomas E. Brown             Tag Chemicals, Inc.
           (702) 359-8494                       14701 Detroit Ave,
                                                Lakewood, OH 44107
      D    Spit Fire (Sunrise)                  Mr. Anthony J.
                                                (216) 228-3232
      Super Dri Corporation
           9707 South 76th Avenue          D    Tag Cetane Booster
           Bridgeview, IL 60455            D    Tag Diesel Fuel Additive -
           Mr. William                          Leaseway Special Blend
           (708) 599-8700                  D    Tag Diesel Fuel Additive
                                                w/Dye
      D    Super*Dri Diesel Fuel           D    Tag Diesel Fuel Additive
           Conditioner                          wo/Dye

      Super Tune Products Company          Tal Technologies, Inc. - TK-7
           12437 North Mundy Road          Product
           Lodi, CA 95240                       200 S.E. Third Street
           Mr. Lou Crawford                     Oklahoma City, OK 73129
           (209) 369-9688                       Mr. Moshe Tal
                                                (405) 239-2212
      D    Super Tune Fuel Conditioner
                                           D    TK-7 D - Diesel Fuel Saver
      Supreme Chemical Corporation         D    TK-704/C
           1634 East 47th Street           D    TK-704/HS
           Denver, CO 80216                D    TK-704/MIL
           Mr. John Hey
           (303) 632-9373

      D&G  Supreme Fuel Stabilizer No.
           2

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 87 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Taylor Laboratories, Inc.            Technical Specialties, Inc.
           P.O. Box 15146 (3001 S.              250 Arizona Ave.
           Broad Street)                        Atlanta, GA 30307
           Chattanooga, TN 37415                Mr. David Lloyd
           Mr. Randy Perkinson                  (404) 378-1403
           (615) 267-5601
                                           D    Diesel Boost (Technical
      D&G  Fuel Additive (Taylor                Specialties)
           Laboratories)                   D&G  EXTEND (Technical
      D    Fuel Additive 1201 (Taylor           Specialties)
           Laboratories)                   D    Smooth Flo (Technical
      D    Fuel Additive 601 (Taylor            Specialties)
           Laboratories)
                                           TechniChem Corporation
      Techni-Lube International                 P.O. Box 7927 (One North
           34-351B Date Palm Drive,             Maple Grove)
           #152                                 Boise, ID 83707
           Cathedral City, CA 92234             Mr. Brian Rencher
           Ms. Sandra K.                        (208) 375-7200
           (619) 327-9495
                                           D&G  TechniChem Fuel Additive
      D&G  Super Conditioner
           (Techni-Lube)                   Technology Laboratories
                                           International, Inc.
      Technical Chemical Company                P.O. Box 22333 (3251 Poplar
           P.O. Box 540095 (10737               Ave, #200)
           Spangler Road)                       Memphis, TN 38122
           Dallas, TX 75220                     Mr. Timothy G.
           Mr. Ruben E.                         (901) 452-2800
           (214) 556-1421
                                           D    Diesel Tec Diesel Fuel
      D    Johnsen's Diesel Fuel                Conditioner - Year Round
           Conditioner                          Formula (TLI)
      D    Johnsen's Diesel Fuel           D    Diesel Tec Winter Fuel
           Lubricity Improver                   Conditioner - Sub-Zero (TLI)
                                           D    Lubritec Anti-Gel Diesel
                                                Fuel Conditioner w/Cetane
                                                Booster (TLI)
                                           D    Lubritec Diesel Fuel
                                                Conditioner w/Cetane Booster
                                                (TLI)
                                           D    Motortec Diesel Fuel
                                                Treatment (TLI)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Techstar                             D    PC 820
           P.O. Box 750                    D    PC 821
           Wharton, TX 77488               D    PC 822
           Mr. G.M. Hunt                   D    PC 823
           (409) 532-8284                  D    PC 824
                                           D    System D (Texaco)
      D    DDS-2500 (Techstar)             D    TC 13428 (Texaco)
      D    DFC-200 (Techstar)              D    TFA - 4690C
      D    DFC-600 (Techstar)              D    TFA - 4690D
      D    DFI-1000 (Techstar)             D    TFA 4680
      D    DFI-200 (Techstar)              D    TFA 4681 (Texaco Additive)
                                           D    TFA 4681 T
      Tejaroma Company                     D    TFA 4682 (Texaco Additive)
           P.O. Box 565-C (Boggs Run       D    TFA 4690
           Road)                           D    TFA 4691
           Benwood, WV 26031               D    TFA 4691 T
           (   )    -                      D    TFA 4693A
                                           D    TFA 4696S
      D    Roma Power 525 Diesel Fuel      D    TFA-4693T
           Additive (Tejaroma)             D    TFA-4694A
                                           D    TFA-4695A
      Tennessee Farmers Cooperative        D    TFA-4695S
           P.O. Box 3003, 200 Waldron      D    TFA-4696S
           Rd.                             D    TFA-4769
           Lavergne, TN 37086              D    TFA-4790
           Ms. Kathy Handley
           (901) 689-5227                  Texas Lubricants Corporation
                                                P.O. Box 1776
      D    Premium Power Plus Diesel            Rockwall, TX 75087
           Additive                             Mr. Jim Byers
                                                (817) 430-3000
      Texaco Worldwide Lubricants,
      Coolants & Fuel Additives            D&G  Diesel & Gas Stabilizer
           P.O. Box 509 (Street: 50 Old    D    HI-Tech Performance (Texas
           Glenham Road, Glenham, NY            Lubricants Corp)
           12527)
           Beacon, NY 12508
           Mr. Joe Russo
           (914) 831-3400

      D    Knox Aftermarket Additive
      D    Knox Retail I
      D    Knox Retail II
      D    Knox Super Diesel
      D    PC 818
      D    PC 819
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 89 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Texas Methanol Corporation           D    DFT 12, 32, 5 - Pyroil
           103 Northwest Third Street           Diesel Fuel Treatment
           Dimmitt, TX 79027               D    Mac's Diesel Anti-Gel (9654)
           Mr. Marc B. Goodman                  - Ashland
           (202) 293-5886                  D&G  Mac's Fuel Stabilizer 5800
                                           D    Pyroil Diesel Antigel
      D&G  Octamix (Texas Methanol)             (1035,1036,1037,1038)

      Texas Refinery Corporation           Time Chemical & Janitorial
           P.O. Box 711, One Refinery      Supply, Inc.
           Place                                P.O. Box 1361 (612 North
           Fort Worth, TX 76101                 Polk)
           Mr. David MacKenzie                  Amarillo, TX 79105
           (817) 332-1161                       Mr. John Severyn
                                                (806) 376-5291
      D    Diesel Fuel Pour Depressant
      D&G  DZL-LENE XL                     D&G  Performance Plus Fuel
                                                Conditioner (Time Chemical)
      TexPenn Oil Company
           14 Canyon Creek Village,        Top Quality Products Company
           Suite 22                             P.O. Box 342
           Richardson, TX 75080                 Jamestown, NY 14702
           Mr. Gilbert H.                       Mr. Jack E. Strong
           (214) 235-1476                       (716) 483-0833

      D    TexPenn CF5D Diesel Fuel        D&G  Top Quality Gas & Diesel
           Stabilizer                           Conditioner
      D    TexPenn FI-50 Diesel Fuel
           Flow Improver                   Topsall
      D    TexPenn MDA7 Starbrite               1449 West 117th Street
           Diesel Fuel Improver w/Algae         Cleveland, OH 44107
           Control                              Mr. Paul T.
      D&G  TexPenn X10 Fuel Conditioner         (216) 521-6630

      The Valvoline Company, Division      D&G  Top-oleum (Topsall)
      of Ashland, Inc
           P.O. BOX 391
           Ashland, KY 41114
           Mr. Richard J.
           (606) 329-5936

      D    9600, 9601, 9612, 9605, 9650
           - NAPA Mac's Diesel
           Treatment
      D    Cam 2 Diesel Fuel
           Conditioner
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 90 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Total Answer Chemicals, Inc.         Tri-Star Technologies Corp.
           6-6350 Netherhart Road               P.O. Box 7272
           Mississauga, Ontario, CN L5T         Great Falls, MT 59406
           Mr. Paul F.                          Mr. Paul Madachik
           (905) 670-7939                       (406) 452-7200

      D&G  Balchip 213 (Denscott)          D    Tri-Star 1250

      Tracer Research Corporation          Tricon Chemical Corporation
           3855 North Business Center           8020 Fernham Lane
           Drive                                Forestville, MD 20747
           Tucson, AZ 85705                     (   )    -
           Dr. Randy Golding
           (602) 888-9400                  D    DA-125 Diesel Fuel Additive
                                                (Tricon)
      D    Tracer A                        D    Fuel Aid 101
      D    Tracer C
      D    Tracer D                        Tricounty Petroleum
      D    Tracer F                             PO Box #108
      D    Tracer O                             Defiance, PA 16633
                                                Robert W. Black
      Tradco Corporation                        (814) 928-4266
           1087 Rosemary Boulevard
           Akron, OH 44306                 D    TCP-950
           Mr. Joseph Epner
           (216) 773-7669                  Trigon Corporation
                                                P.O. Box 7183
      D    #109 Diesel Fuel Anti Freeze         Reno, NV 89510
      D    Diesel Plus (Tradco)                 Mr. Terence M.
      D    Tradco Diesel Fuel                   (702) 359-8494
           Anti-Freeze
                                           D    Spit-Fire Motor Fuel
      Transcontinental Petroleum                Additive (Trigon)
      Industries, Inc.                     D    Trigon Fuel Oil Additive
           1011 Highway 6 South, Suite     D&G  Trigon Motor Fuel Additive
           309
           Houston, TX 77077
           Mr. Michael Eshani
           (281) 497-7892

      D    Dr. Diesel

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Triple T Marketing                   U.S. Aviex Company
           4652 Sunbelt                         P.O. Box 340 (1800 Terminal
           Dallas, TX 75248                     Road)
           Mr. Clay Thurman                     Niles, MI 49120
           (214) 380-8930                       Mr. Norman L. Clear
                                                (616) 683-6767
      D&G  Pro 90
                                           D    Aviex Diesel Fuel
      Tuf-Lubes Sales                           Conditioner
           P.O. Box 307                    D&G  Kleer Flame (Aviex)
           Red Cloud, NE 68970
           Mr. Donald Bird                 U.S. Borax & Chemical Corporation
           (913) 745-2787                       26877 Tourney Rd
                                                Valencia, CA 91355
      D&G  TUF Lubricants Tuf-Fuel              Mr. James D. Stone
           Stabilizer (Tuf-Lubes Sales)         (   )    -

      Turtle Wax, Inc.                     D    Biobor Diesel Doctor (U.S.
           5655 West 73rd Street                Borax)
           Chicago, IL 60638               D    Biobor JF (U.S. Borax)
           Mr. James P. Heidel
           (708) 563-3588                  U.S. Lubricants
                                                10735 Kadota Ave.
      D    Turtle Wax Surefire Diesel           Montclair, CA 91763
           Treatment                            Dr. Jackson C. Chen
                                                (909) 469-1860
      Twin Rivers Technologies, Inc.
           780 Washington St.,             D    Enhance (U.S. Lubricants)
           Quincy, MA 02169                D    Jet-Age Diesel Conditioner
           Mr. Gene Gebolys                     (U.S. Lubricants)
           (617) 472-9200                  D    Omstar D-1280X Diesel Fuel
                                                Conditioner (U.S.
      D    Enviro Diesel                        Lubricants)
      D    Enviro Diesel CFI               D&G  Power Stick (U.S.
                                                Lubricants)
                                           D&G  PSP MC-100 SK  Fuel
                                                Conditioner
                                           D&G  PSP MC-100 SL Fuel
                                                Conditioner (U.S.
                                                Lubricants)
                                           D&G  PSP MC-100 SP Fuel
                                                Conditioner (U.S.
                                                Lubricants)
                                           D&G  PSP MC-100A Super Power
                                           D&G  TLC 2082 Fuel Conditioner
                                           D    U.S. Lubricants Diesel Fuel
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

           Conditioner #2097                    Improver w/Algae Control
      D    U.S. Lubricants Diesel Fuel          (Unico Oil)
           Conditioner 2095                D    MDAC-7 Starbright Diesel
      D    U.S. Lubricants Diesel Fuel          Fuel Improver w/Algae
           Stabilizer                           Control & Cetane Improver
      D&G  U.S. Lubricants Liquid Power         (Unico)
           Pill                            D&G  X-10 Fuel Conditioner
      D&G  U.S. Lubricants Power Pill           Concentrate (Unico Oil)
      D    Wiseway Diesel Fuel             D    X-11 E.F.C.A.C. (Unico Oil)
           Treatment (U.S. Lubricants)     D    XC-60 Diesel Fuel Improver
                                                (Unico Oil)
      UHI Corporation
           2230 North University           Unifide-Universal, Inc.
           Parkway, Suite 5 B                   70 Hawthorne Avenue
           Provo, UT 84604                      Newark, NJ 07112
           Mr. S. Craig                         Mr. Scott L.
           (801) 374-9010                       (201) 824-5615

      D    CV100 Universal Combustion      D    Unifide Diesel Fuel Anti-Gel
           Catalyst (UHI)                       & Conditioner
      D    FPC-1 Fuel Performance          D    Unifide Fuel Conditioner
           Catalyst
                                           Union Carbide Chemicals &
      Ultraguard Sales & Marketing Inc.    Plastics Company, Inc.
           6531-B Orr Road                      39 Old Ridgebury Road
           Charlotte, NC 28213                  Danbury, CT 06817
           Mr. Robert B.                        Ms. Lynn M. Karaim
           (704) 598-1128                       (203) 794-2325

      D    Ultraguard Fuel System          D&G  UCON Lubricant LB-1145
           Lubricant
                                           United Industrial Sales, Inc.
      Unico Oil and Chemical Company            724 West Cantwell Avenue
           P.O. Box 34044                       Stillwater, OK 74074
           Houston, TX 77234                    Mr. Robert Palmer
           Mr. Michael R.                       (   )    -
           (713) 996-3861
                                           D&G  ML-43 Fuel Detergent
      D    CF5D Diesel Fuel Stabilizer          Supplement (United
           (Unico Oil)                          Industrial)
      D    FI-50 Diesel Fuel Flow
           Improver (Unico Oil)
      D    FI-50A Diesel Fuel Flow
           Improver w/Algae Control
           (Unico Oil)
      D    MDA-7 Starbright Diesel Fuel
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 93 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      United Laboratories, Inc.            D    Polyflo 120 (UOP)
           320 37th Avenue                 D    Polyflo 121 (UOP)
           St. Charles, IL 60174           D    Polyflo 122 (UOP)
           Ms. Nancy Suh                   D    Polyflo 123 (UOP)
           (708) 377-0252                  D    Polyflo 124 (UOP)
                                           D    Polyflo 128 (UOP)
      D&G  United 930 Fuel Mate            D&G  POLYFLO 140
                                           D    Polyflo 180 (UOP)
      Universal Cooperatives, Inc.         D    Polyflo 190
           7081 Metro Parkway              D    Polyflo 195 (UOP)
           Minneapolis, MN 55425           D    Polyflo 196 (UOP)
           Mr. Richard P.                  D    Polyflo 197 (UOP)
           (619) 854-0800                  D    Polyflo 198 (UOP)
                                           D    Polyflo 200 (UOP)
      D    CO-OP Diesel & Fuel Oil         D&G  Polyflo 3140 (UOP)
           Anti-Freeze (Universal Coop)    D    Polyflo 6000 (UOP)
                                           D    Polyflo 6100
      Unocal Refining & Marketing          D    Polyflo 6200
      Division, Unocal Corp.               D    Polyflo 6300
           P.O. Box 7600 (911 Wilshire     D    Polyflo 6400
           Boulevard)                      D    Polyflo 7000 (UOP)
           Los Angeles, CA 90017           D    Polyflo MB-5 A
           Mr. Mike                        D    Polyflo MB5 (UOP)
           (213) 977-6373                  D&G  Rescue 1525 (UOP)
                                           D    Rescue 2128 (UOP)
      D    Super Diesel Additive B         D    Rescue 2129 (UOP)
           (Unocal)                        D    Rescue 2129R (UOP)
                                           D    Rescue 2130R (UOP)
      UOP, Inc.                            D&G  Rescue 2525 (UOP)
           25 East Algonquin Road          D    Rescue AG6000 (UOP)
           Des Plaines, IL 60017           D&G  Rescue CD50 (UOP)
           Mr. Nile D. Coble               D&G  Sustane BHT (UOP)
           (847) 391-2000                  D&G  Unicor (UOP)
                                           D&G  Unicor J (UOP)
      D&G                                  D&G  Unicor M (UOP)
      D&G  AID-1525                        D&G  Unicor PL (UOP)
      D&G  AID-2525                        D    Unicor V (UOP)
      D&G  AID-6                           D    Unipor 6000 (UOP)
      D&G  AW-50 Copper Deactivator        D&G  UOP Copper Deacitvator (UOP
           (UOP)                                Regular Grade)
      D    CEPRO 100 (UOP)                 D    UOP DA-4387
      D    DA-2286 (UOP)
      D    Driacin (UOP)
      D&G  GA-1586 (UOP)
      D&G  GA-6 (UOP)
      D    Polyflo 100 (UOP)
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

      Page 94 / 78           f:\ffars\apps\reports\ad_d.frx
      02/10/98

                         REGISTERED DIESEL ADDITIVES - PUBLIC

      ValvTect Petroleum Products          D    Diesel Guard H.P. with Heavy
      Corporation                               Wax Modifier
           3400 Dundee Road                D    Diesel Guard High
           Northbrook, IL 60062                 Performance wka ValvTect
           Lisa Jagusch                         H.P. Winter Premium
           (847) 272-2278                  D    Diesel Guard Injector
                                                Cleaner
      D    Antigel Plus                    D    Diesel Guard Low Pour
      D    Antigel Plus Concentrate             Concentrate
      D    Antigel Plus Special            D    Diesel Guard Low Pour Plus
      D    Antigel Plus Special - E        D    Diesel Guard Low Pour Plus -
      D    Antigel Plus Special - F             U.S. Oil Special
      D    Antigel Plus Special -A         D    Diesel Guard Low Pour Plus
      D    Antigel Plus Special -B              Special- A
      D    Antigel Plus Special G          D    Diesel Guard Low Pour Plus
      D    Antigel Plus Special with            with Heavy Wax Modifier
           Heavy Wax Modifier- A           D    Diesel Guard Low Pour Plus
      D    Antigel Plus Special- C              with Heavy Wax Modifier -A
      D    Antigel Plus with Heavy Wax     D    Diesel Guard Low Pour Plus-C
           Modifier                        D    Diesel Guard Low Pour Plus-C
      D    Atlas Platinum Power -          D    Diesel Guard Low Pour
           Summer                               Special -B
      D    Atlas Platinum Power -          D    Diesel Guard Low Pour
           Winter                               Special C
      D    Burns Bros. - Winter (Bulk)     D    Diesel Guard Low Pour
      D    Burns Brothers - Winter              Special with Heavy Wax
           (Aftermarket)                        Modifier A
      D    Charter Diesel Guard Plus -     D    Diesel Guard Low Pour Winter
           Summer Special                  D    Diesel Guard Low Pour with
      D    Cold Power Plus                      Heavy Wax Modifier
      D    Crystal Power Winter            D    Diesel Guard Low Pour with
      D    Diesel  Guard Plus Summer            Heavy Wax Modifier- C
           Special B                       D    Diesel Guard Low Pour with
      D    Diesel  Guard Supreme Winter         Heavy Wax Modifier-B
           Special - C                     D    Diesel Guard Plus - Summer
      D    Diesel Guard - Summer           D    Diesel Guard Plus Summer
      D    Diesel Guard Antigel Deicer          Special-A
      D    Diesel Guard Antigel Plus       D    Diesel Guard Special - 1
           Deicer                          D    Diesel Guard Special - 4
      D    Diesel Guard Antigel Plus       D    Diesel Guard Special -2
           Deicer H.P. Special A           D    Diesel Guard Special -3
      D    Diesel Guard Cetane Improver    D    Diesel Guard Supreme Plus
      D    Diesel Guard H.P.  Plus              Summer
           Winter                          D    Diesel Guard Supreme Plus
      D    Diesel Guard H.P. Special B          Winter
      D    DIESEL GUARD H.P. SPECIAL-A     D    Diesel Guard Supreme Summer
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D    Diesel Guard Supreme Summer     D    ValvTect Diesel Concentrate
           - A                                  Winter
      D    DIESEL GUARD SUPREME WINTER     D    ValvTect Diesel Guard - All
      D    Diesel Guard Supreme Winter          Season Diesel Treatment
           Special - A                     D    ValvTect Diesel Guard Low
      D    Diesel Guard Supreme Winter          Pour (Dyed)
           Special B                       D    ValvTect Diesel Guard Marine
      D    Diesel guard Supreme Winter          Diesel Additive
           wka VT-5000 Premium Diesel      D    ValvTect Diesel Guard Winter
           Winter Dyed                          Dyed
      D    Diesel Guard Supreme- B         D    ValvTect Diesel Guard Winter
      D    Diesel Guard Winter Special          Undyed
      D    Diesel Guard Winter with        D    VALVTECT Premium Diesel
           Heavy Wax modifier - A               Additive - Summer Formula
      D    Diesel Guard Winter with        D    VALVTECT Premium Diesel
           Heavy Wax Modifier- B                Additive - Winter Formula
      D    Diesel Gurad Concentrate        D    ValvTect Red Dye 164
           Winter                          D    ValvTect Red Dye 164-50
      D    H.P. Summer Premium             D    ValvTect Summer Diesel
           (ValvTect)                           Concentrate
      D    Heavy Wax Modifier              D    VT-101 (12 oz)
      D    Lakeside Antigel Plus           D    VT-101 (5 & 55 gal)
           Special                         D    VT-5000 Premium Summer Dyed
      D    Power Diesel 2000-Winter             (ValvTect)
      D    Reed Diesel Guard Low Pour      D    VT-5000 Winter with Heavy
           Special                              Wax Modifier
      D    Tank Dri                        D    VT-557
      D    ThermoGuard (Antigel)-Drums     D    VT-558
           1/55                            D    Wax Crystal Modifier C
      D    ThermoGuard (Non-Antigel)       D    Wax Crystal Modifier
      D    Travel Port Antigel Deicer           Concentrate
           Special                         D    Wax Crystal Modifier-A
      D    Travel Port Winter              D    Wax Crystal Modifier-B
      D    Travel Port Winter Bulk
      D    Travelport Summer Bulk          Viking Labs, Inc.
      D    Universal DG-HP Special              420 N. Dorothy Dr.
      D    ValvTect Anti-Gel Plus -             Richardson, TX 75081
           Dyed                                 Mr. Harry Hartshorn
      D    ValvTect Anti-Gel Plus               (214) 387-5642
           Special
      D    VALVTECT Antigel Plus - R       D&G  Guard All (Viking)
      D    ValvTect Antigel Plus H.P.
      D    ValvTect Cetane Plus -
           Summer Formula
      D    ValvTect Cetane Plus -
           Winter Formula
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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                         REGISTERED DIESEL ADDITIVES - PUBLIC

      Vista Auto Supply, Inc.              Webster Chemical Corporation
           80 East Santa Anita Avenue           172 Madison Avenue
           Burbank, CA 91502                    New York, NY 10016
           Mr. David Gold                       Mr. Morris Skolnick
           (818) 845-8581                       (212) 689-0234

      D&G  Vista Fuel Injection & Carb     D&G  ML-11 Motor Lube (Webster)
           Cleaner
                                           Wechem, Inc.
      Vital Environmental Services Inc.         5734 Susitna Dr
           323 Ganson Street,                   New Orleans, LA 70123
           Buffalo, NY 14203                    Mr. Earl G.
           Ms. Joanne H. Rose                   (504) 733-1152
           (716) 847-6300
                                           D&G  Accelerator (Wechem)
      D    Vital-D Diesel Fuel
           Treatment                       West Star Enterprises, Inc.
                                                9420 Reseda Boulevard, Suite
      Warren Distribution, Inc aka              293
      Warren Performance Packaging              Northridge, CA 91324
           727 South 13th Street                Mr. John Dreck
           Omaha, NE 68102                      (818) 365-9824
           Tom Snuttjer
           (402) 977-5759                  D&G  Power Plus (West Star)

      D&G  DUREX GASLINE ANTIFREEZE        Western Unichem, Division of BJ
      D&G  ISO DUREX GASLINE ANTIFREEZE    Services Co, USA
      D&G  ISO-POLAR GASLINE ANTIFREEZE         707 North Leech, P.O. Box
      D    MAG 1 Premium Diesel Fuel            1499
           Supplement                           Hobbs, NM 88240 USA
      D&G  Polar Gasline Antifreeze             Ms. Pam Moose
                                                (505) 391-2317
      Warwick Laboratories Company,
      Inc.                                 D    Alpha 580
           P.O. Box 561 (391 East Inman    D&G  Techni-Hib 7112
           Avenue)                         D    Techni-Hib 7180
           Rahway, NJ 07065                D    Techni-Hib 7181
           Mr. Keith Goldner               D    Techni-Hib 7195
           (201) 382-8080                  D    Techni-Hib 7196
                                           D    Techni-Hib 7197
      D&G  Warco X-Tra Dry Isopropyl       D    Techni-Hib 7198
           Gas Line Anti-Freeze            D    Trailblazer
           (Warwick)                       D    Unichem 6100
                                           D    Unichem 6105
                                           D    Unichem 6200
                                           D    Unichem 6205
      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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                         REGISTERED DIESEL ADDITIVES - PUBLIC

      D&G  Unichem 6800                    Wilson's Petroleum Distribution
      D&G  Unichem 7105                    Company
      D&G  Unichem 7217                         102 Wallace Road
      D&G  Unichem 7500                         Wardell, MO 63879
      D&G  Unichem 7501                         Mr. Raleigh V.
      D&G  Unichem 7504                         (314) 628-3724
      D&G  Unichem 7510
      D&G  Unichem 7527                    D&G  Ethanol (Wilson's Petroleum)
      D&G  Unichem 7529
      D&G  UNICHEM 7531                    Woodhill Permatex, Inc.
      D&G  Unichem 7533                         4450 Cranwood Court
      D&G  UNICHEM 7534                         Cleveland, OH 44128
      D&G  Unichem 7551                         Mr. Robert J.
      D&G  UNICHEM 7560                         (216) 475-3600
      D    Unichem 8000
      D    Unichem 8001                    D    Woodhill Permatex Diesel
      D    Unichem 8002                         Fuel Conditioner
      D    Unichem 8004
      D    Unichem 8009                    Wynn Oil Company
      D    Unichem 8080                         P.O. Box 9510 (1151 W. Fifth
      D    Unichem 8082                         Street)
      D    Unichem 8088                         Azusa, CA 91702
      D    Unichem 8090                         Ms. Laurie
      D    Unichem 8091                         (626) 334-0231
      D    Unichem 8092
      D    Unichem 8094                    D&G  662 X-Tend Power Charge
      D    Unichem 8096                    D&G  71809  X-Tend Fuel Dryer
      D    WPL-PPD                         D    Diesel Plus 559
                                           D&G  Smog Check (668) (Wynn)
      William K. Westley Company           D    Wynn's Diesel Anti-Knock
           9545 Midwest Avenue, Suite D         (568)
           Garfield Heights, OH 44125      D    Wynn's Diesel Fuel
           Mr. Tom Hrabak                       Conditioner AC 111 (531)
           (216) 587-0011                  D    Wynn's Emission Control for
                                                Mines (74802)
      D    Diesel Injector Cleaner (Wm.    D    Wynn's Emission Control for
           Westley)                             Winter (76402)
                                           D&G  Wynn's Exhaust Control
                                                (66813)
                                           D    Wynn's Extra7
                                           D&G  X - Tend Power Charge 662
                                           D&G  X-Tend 88 Plus (66009) -
                                                Wynn
                                           D&G  X-Tend Emission Control +
                                                Plus + (679) (Wynn)

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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                         REGISTERED DIESEL ADDITIVES - PUBLIC

      WYS Manufacturing                    Yale Engineering Company
           Bay 8, 4216 - 54 Avenue S.E.         4025 North Ravenswood
           Calgary, AB, CA T2C                  Chicago, IL 60613
           Galileo Salazar                      Mr. Vincent J.
           (403) 571-6175                       (312) 975-0054

      D    GEN 49D with Anti-gel           D&G  Engine Overhaul Pellets
                                                (Yale)
      X Laboratories, Inc.
           440 Denniston Court             York Technology, Inc.
           Wheeling, IL 60090                   80 Eighth Avenue, Suite 303
           Mr. Joseph R.                        New York, NY 10011
           (708) 459-5020                       Mr. John C.T.
                                                (212) 924-3310
      D    Super 'X' 320 - Diesel Fuel
           Conditioner w/Anti-Gel          D    Combustall (York)
      D    Super 'X' 325 - Diesel Fuel
           Conditioner w/Anti-Gel          Zep Manufacturing Company
      D&G  Super 'X' 370 - Fuel                 P.O. Box 2015
           Injection Cleaner                    Atlanta, GA 30301
                                                Mr. Daniel A.
      X P LAB, Inc                              (404) 352-1680
           946 W. Hawthorn St.
           San Diego,, CA 92101            D    Zep Diesel Fuel Additive
           Moises Chernovetzky
           (619) 459-0540

      D    XP3 Diesel

      XRG International, Inc.
           513 US Highway One, Suite
           222
           North Palm Beach, FL 33408
           Mr. R.M. Taylor
           (305) 842-5553

      D    XRG #2
      D    XRG Diesel Aid

      Footnote:
      D:  additives used in diesel
      D&G:  additives used in diesel and unleaded gasoline; additives used
      exclusively in gasoline are not on this list

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