EXHIBIT 10.166
                                    AGREEMENT

Pursuant  to certain  discussions  between  PIC  Computers,  Ltd.  (PIC) a Macau
Corporation,  and Pollution Research and Control Corporation (PRCC) a California
Corporation, the parties have reached the following definitive agreement:

Whereas PIC is a company expert in system  integration  and project  management,
with substantial China project management expertise,  and is located in Macau, a
gateway to the China  market,  and is  desirous to sell its  technician  service
center office.

Whereas  PRCC is a company  that  through its wholly  owned  subsidiary,  Dasibi
Environmental  Corporation (Dasibi) has been actively seeking projects in China,
and is desirous to purchase PIC's technician service center office.

Now  therefore in  consideration  of mutual  covenants  and benefits the parties
agree as follows:

Party A:                PIC Computers, Ltd.
Party A's owners:       Mehrdad Etemad and Barry Soltani, and Hopetown Trading
                        (100% owned by Etemad and Soltani).

Party B:                Pollution Research and Control Corporation
Party B's owners:       PRCC is a public corporation

1. In  consideration  for  issuance  of 450,000  (current  post-split)  Series B
voting,  non  dividend,  preferred,  common stock shares of PRCC,  by PRCC.  PIC
agrees to sell its technician service center office to PRCC. The shares shall be
issued by June 26th and registered with best effort.  The property is located at
Iau Luen Building,  Units E and F, No 15 Rua Ferreira do Amaral,  Macau. The net
usable area is 2,320 sq. ft.

2. PIC agrees to lease back the  service  center back from PRCC basxed on triple
net lease for a period of 5 years and a monthly  payment of  $8,000.  A separate
lease agreement (Attachment 1 to this Agreement) shall be signed.

3.  Dasibi shall pay the Macau government transfer tax (i.e. Sisa).

4. Dasibi and PIC shall sign a Joint  Venture  Agreement  (Attachment  2 to this
Agreement)  for project  management  services to be rendered by PIC for Dasibi's
China projects.


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Agreed:
On behalf of Pollution Research and Control Corporation


/s/ Albert E. Gosselin, Jr.,                         Date:  6/24/98
--------------------------------------
Albert E. Gosselin, Jr.,
Chairman and CEO

On Behalf of PIC Computers, Ltd.


/s/ Mehrdad Etemad                                   Date:  6/24/98
--------------------------------------
Mehrdad Etemad,
Managing Director


On behalf of Hopetown Trading


/s/ Mehrdad Etemad                                   Date:  6/24/98
--------------------------------------
Mehrdad Etemad,
Managing Director


/s/ Barry Soltani                                    Date:  6/24/98
--------------------------------------
Barry Soltani

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                                 Lease Agreement
                                  Attachment 1

Pursuant to an Agreement  signed by and between  Pollution  Research and Control
Corporation  (PRCC) a California  Corporation  and PIC  Computers,  Ltd. (PIC) a
Macau  Corporation  on June 24, 1998 where PRCC  purchased a technician  service
center  in Macau  from PIC and its  principals,  now PRCC and its  wholly  owned
subsidiary Dasibi Environmental  Corporation,  a California Corporaiton (Dasibi)
and PIC agree on the following Lease Agreement:

Whereas PIC is a company expert in system  integration  and project  management,
with substantial China project management expertise,  and is located in Macau, a
gateway to the China market,  and is desirous to cooperate with, Dasibi and PRCC
regarding certain project implementation services in China.

Whereas PRCC is a company that through its wholly owned  subsidiary,  Dasibi has
been awarded a project to supply certain air pollution  monitoring  equipment in
China,  and is desirous to cooperate with PIC in certain project  implementation
services in China.

Now therefore in consideration of mutual covenants and benefits herein under the
parties agree as follows:

1.   Premise:  PIC agrees to lease the Technician  Service Center office located
     at Iau Luen  Building,  Units E and F (with  net  usable  area of 2,320 sq.
     ft.), No. 15 Rua Ferreira do Amaral, Macau from PRCC.

2.   Rent: The lease agreement is a triple net, with a monthly payment of $8,000
     payable beginning at the beginning of each month.  Utilities and management
     fees and other operational charges are the responsibilities of the tenant.

3.   Term:  The term of the lease is for a period of 5 years  starting  from the
     date the  "Technical  and  Project  Management  Service  Agreement"  signed
     between  the two  parties  is in effect and  operational.  Should the China
     related jobs be completed the lease is cancelable after one year.

4.   Use of premise:  The premises shall be used for technical and other related
     business of PIC or its affiliates  and shall not be used for  entertainment
     and related purposes.

5.   Maintenance:  The  tenant is  responsible  for  normal  maintenance  of the
     property.

6.   Alterations: The tenantagrees to inform PRCC of any intended alterations to
     the premises and any such alterations shall be agreed to by PRCC in regards
     to costs and improvements in advance.


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7.   Possession:  Should the tenant  vacate the premises the landlord is free to
     terminate this agreement and regain lawful possession.

8.   Attorney's  Fees.  If an action or  proceeding  out of this  agreement  the
     prevailing party shall be entitled to reasonable attorney's fees and costs.

9.   Waiver:  The waiver of any breach shall not be construed to be a continuing
     waiver of any subsequent breach.

10.  Notice:  Notice to the  landlord may be served at:  Pollution  Research and
     Control Corporation, 506 Paula Avenue, Glendale, CA, USA.

11.  Entire  Contract:  The  terms  agreed  to in this  agreement  is the  final
     expression of their agreement by the parties.  The parties intend that this
     agreement  is the  complete  and  exclusive  statement  of its terms and no
     extrinsic evidence whatsoever may be introduced involving this agreement.

12.  Acknowledgement: The undersigned have read the foregoing prior to execution
     and acknowledge receipt of a copy.

On behalf of Pollution Research and Control Corporation



/s/ Albert E. Gosselin, Jr.                               Date:   7/9/98
--------------------------------                          --------------
Albert E. Gosselin, Jr.,
Chairman  and CEO


On behalf of Dasibi Environmental Corporation


/s/ Albert E. Gosselin, Jr.                               Date:   7/9/98
--------------------------------                          --------------
Albert E. Gosselin, Jr.
President

On Behalf of PIC Computers, Ltd.


/s/ Mehrdad Etemad                                        Date:   7/9/98
--------------------------------                          --------------
Mehrdad Etemad,
Managing Director



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                             JOINT VENTURE AGREEMENT
                                  ATTACHMENT 2

Pursuant  to  certain   discussions   between  Pollution  Research  and  Control
Corporation (PRCC) and Dasibi Environmental Corporation (Dasibi) a subsidiary of
PRCC, California  Corporation and PIC Computers Ltd. (PIC), a company registered
in Macau, the parties have reached the following Agreement.

Whereas  Dasibi has been  awarded a project  to supply  ambient  air  monitoring
equipment through the Chinese Environmental Protection  Administration (SEPA) to
11  Chinese  Cities,  and is  desirous  to  cooperate  with and hire PIC for the
implementation  of certain  technical  and project  management  services for the
above project in China.

Whereas  PIC is a leading  IT  company in Macau  with  expertise  in  networking
technology,  software  development,  IT training as well as  industrial  project
management  services  and  implementation  and  set up of  joint  ventures  with
substantial China project management  experience,  and are desirous to cooperate
with Dasibi for the  implementation of certain technical and project  management
services as well as promotion of future business for Dasibi in China.

Whereas, Barry Soltani,  Director of PIC has been instrumental in concluding the
above project for Dasibi.

Now therefore the parties agree as follows:

1.   To develop new business opportunities for PRCC/Dasibi to further expand its
     market in China through direct sales and/or joint venture  cooperation  for
     its current products and/or new products.
2.   To identify the appropriate partner for joint venture cooperation.
3.   To formulate  and discuss the joint  venture  cooperation  with the Chinese
     party.
4.   To set up and manage  equipment  maintenance  programs for the  PRCC/Dasibi
     installations in China.
5.   The fee for these  tasks  shall be  negotiated  between  the two parties in
     advance of performing the tasks and payments shall be made in US Dollars.

For the Technical and Project  Management  Services  regarding the current China
project,  PIC shall perform the  following  tasks for  PRCC/Dasibi  on exclusive
gasis:

1.   Dasibi  shall  hire  PIC to  perform  installation,  system  configuration,
     software  implementation,   customization  and  start-up,  in  addition  to
     warranty  services for Dasibi's  current Urban Air Quality  Auto-Monitoring
     System project in 11 Chinese Cities.

2.   The scope of services to be performed by PIC and or its affiliates include:

     o    Computer   systems   support,   installation,    configuration,    and
          installation service for the 11 cities.

     2.1 China Training

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     o    PIC  shall  provide  3  dedicated  engineers  to help  implement  this
          project.
     o    PIC shall  send the  engineers  to Dasibi  for an  intensive  training
          program.
     o    The Training  Program shall be for 33 Chinese  trainees for a duration
          of 12 weeks total in Wenzhou, or Macau.

     2.2  Equipment Installation and Calibration
     |X|  PIC shall  provide 2 dedicated  engineers  to perform  start-up of the
          equipment (both hardware and software) at each city for two weeks.

     2.3  Handover of the project to the Chinese
     |X|  PIC shall assist in the handover of the project to the Chinese.
     |X|  PIC shall  coordinae  the  performance  of the tasks and the  Handover
          program in full consultation with Dasibi and per recommendation of the
          California Air Resources Board.

    2.4   Warranty services
     |X|  PIC shall perform all warranty  related labor and management  services
          for the 11 Chinese cities in accordance with warranty terms.

3.   The fee for each  task  shall be  negotiated  between  the two  parties  in
     advance of performing the task and payments shall be made in US Dollars.

Other terms and conditions:

1.       Duration:
         The duration of this agreement shall be three years from the signing of
         this  agreement.  The  agreement  shall  automatically  be renewed  for
         another  year  unless  terminated  by  either  party  90 days  prior to
         expiration of the agreement.
2.       Exclusivity and non-circumvention.
         The Parties agree to deal with each other on an exclusive basis.
         The  Parties  agree not to  circumvent  or  bypass  the  other,  either
         directly  or  indirectly,  to avoid  payment  of fees and  commissions.
         Neither party nor its  agents/employees  shall attempt to deal directly
         with companies introduced by the other.
3.       Confidentiality of information.
         The Parties herein agree to treat as  confidential  all information and
         documentation  obtained  and  exchanged  by and from  each  other  (the
         "Confidential  Information").   The  Parties  shall  not  disclose  the
         confidential  information to any third party, nor shall the Parties use
         the confidential  information except for the purposes of fulfilling its
         obligations under this agreement.
4.       LAWS
         The  parties  shall  attempt  to settle any and all  disputes  amicably
         through friendly  discussions and consultations.  If the dispute cannot
         be so resolved,  it will be settled by arbitration  in accordance  with
         the rules of the American Arbitration Association,  in effect as at the
         date of

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          this Agreement. It is mutually agreed taht all arbitration proceedings
          shall be held in Los  Angeles,  California,  U.S.A.  and the number of
          arbitrators shall be three.

On behalf of Pollution Research and Control Corporation:


/s/ Albert E. Gosselin, Jr.                                   Date:  7/9/98
----------------------------------
Chairman and CEO


On behalf of PIC Computers Ltd.


/s/ Mehrdad Etemad                                            Date:  7/9/98
----------------------------------
Mehrdad Etemad,
Managing Director







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