Table 3.--U.S. consumption of primary magnesium, by use
                                                          (Metric tons)
-----------------------------------------------------------------------------------------------------------------------------
                     Use                           1944      1945      1946      1947      1948      1949      1950      1951
-----------------------------------------------------------------------------------------------------------------------------
For structural products:
  Castings:
    Die--------------------------------------     1,057       728       309       165       193       115       220       902
    Permanent mold---------------------------    53,688     7,536        34         8        11        40       520       586
    Sand-------------------------------------    40,617    16,697       835       809     1,751     2,801     2,803     9,234
  Wrought products:
    Extrusions-------------------------------     4,340     2,225     2,440     1,469     2,294     3,052     3,085     3,683
    Sheet and plate--------------------------     1,400     1,376     1,805       955     1,144     1,955     3,045     4,525
    Other1/----------------------------------       312       142        90        95        94       182        94       667
                                             --------------------------------------------------------------------------------
       Total---------------------------------   101,414    28,704     5,513     3,501     5,487     8,145     9,767    19,597
                                             --------------------------------------------------------------------------------
For distributive or sacrificial purposes:
  Alloys:
    Aluminum --------------------------------     6,231     5,070     2,170     1,756     1,970     1,596     3,377     5,437
    Other -----------------------------------        11        22        37        36        39        35       231       364
  Cathodic protection (anodes)---------------      (2/)      (2/)      (2/)        85       349       213     1,757     2,145
  Chemicals----------------------------------       142       165       136       241       369       203       339       406
  Iron and steel desulfurization-------------        --        --        --        --        --        --        --        --
  Nodular iron-------------------------------        --        --        --        --        --        --      (2/)      (2/)
  Reducing agent for titanium, zirconium,
   hafnium, uranium, and beryllium-----------        NA        NA        NA      (2/)        NA      (2/)      (2/)      (2/)
  Other--------------------------------------  3/12,584   3/5,943     1,101     3/612     3/584     3/646     4/905   4/2,674
                                             --------------------------------------------------------------------------------
    Total------------------------------------    18,968    11,200     3,444     2,730     3,311     2,693     6,609    11,026
                                             --------------------------------------------------------------------------------
         Grand total-------------------------   120,382    39,904     8,957     6,231     8,798    10,838    16,376    30,623
                                             --------------------------------------------------------------------------------
                                                   1952      1953      1954      1955      1956      1957      1958      1959
                                             --------------------------------------------------------------------------------
For structural products:
  Castings:
    Die--------------------------------------     2,519     2,178     1,581     2,376     1,701     1,496     1,409     1,608
    Permanent mold---------------------------     1,012     1,003       712       795       938       518       806       890
    Sand-------------------------------------    13,166    12,978     8,659     6,234     5,877     5,512     5,169     4,327
  Wrought products:
    Extrusions-------------------------------     2,463     4,304     2,751     3,725     4,986     4,460     2,380     2,789
    Sheet and plate--------------------------     4,672     4,938     2,233     5,828     5,645     4,609     3,684     5,559
    Other1/----------------------------------        11        22       100       279       429         6       128     1,735
                                             --------------------------------------------------------------------------------
       Total---------------------------------    23,843    25,423    16,036    19,237    19,576    16,601    13,576    16,908
                                             --------------------------------------------------------------------------------
For distributive or sacrificial purposes:
  Alloys:
    Aluminum---------------------------------     7,800     9,387     7,313    10,074    12,087    10,193     9,749    13,408
    Other------------------------------------       871       379        93       330        89       533       405       762
  Cathodic protection (anodes)---------------     1,905     2,303     4,971     3,575     2,754     2,719     1,840     2,726
  Chemicals----------------------------------       513       329        57       112        57       295       134       319
  Iron and steel desulfurization-------------        --        --        --        --        --        --        --        --
  Nodular iron-------------------------------      (2/)      (2/)      (2/)      (2/)      (2/)      (2/)      (2/)      (2/)
  Reducing agent for titanium, zirconium,
   hafnium, uranium, and beryllium-----------      (2/)      (2/)     5,793     7,308    12,068     8,795     5,400     2,880
  Other--------------------------------------   4/3,521   4/4,674   4/1,315   4/1,515   4/2,003   4/1,181     4/966     4/691
                                             --------------------------------------------------------------------------------
    Total------------------------------------    14,610    17,072    19,542    22,914    29,058    23,716    18,494    20,786
                                             --------------------------------------------------------------------------------
         Grand total-------------------------    38,453    42,495    35,578    42,151    48,634    40,317    32,070    37,694
---------------------------------------------
See footnotes at end of table.



                                Table 3.--U.S. consumption of primary magnesium, by use--Continued
                                                          (Metric tons)
-----------------------------------------------------------------------------------------------------------------------------
                     Use                           1960      1961      1962      1963      1964      1965      1966      1967
-----------------------------------------------------------------------------------------------------------------------------
For structural products:
  Castings:
    Die--------------------------------------     1,386     1,205     3,320     5,062     4,316     5,079     4,518     7,590
    Permanent mold---------------------------       676       421       817     1,270       664       738       573       503
    Sand-------------------------------------     2,323     2,184     3,143     2,976     2,022     2,684     3,593     3,491
  Wrought products:
    Extrusions-------------------------------     2,341     3,620     5,661     3,057     4,009     5,439     6,441     9,541
    Sheet and plate--------------------------     3,730     4,022     5,763     5,126     4,442     4,479     5,511      (5/)
    Other1/----------------------------------       810       696       376       199       266        --        --        --
                                             --------------------------------------------------------------------------------
      Total----------------------------------    11,266    12,148    19,080    17,690    15,719    18,419    20,636    21,125
                                             --------------------------------------------------------------------------------
For distributive or sacrificial purposes:
  Alloys:
    Aluminum---------------------------------    11,350    17,921    16,697    19,758    19,849    23,828    27,998    28,344
    Other------------------------------------       382       947       904     1,352     1,637     2,134     1,882     2,198
  Cathodic protection (anodes)---------------     2,961     2,183     1,836     2,708     4,520     4,170     4,236     4,404
  Chemicals----------------------------------       250       269       390       426     2,435     3,453     4,177     4,730
  Iron and steel desulfurization-------------        --        --        --        --        --        --        --        --
  Nodular iron-------------------------------      (2/)      (2/)      (2/)      (2/)      (2/)      (2/)      (2/)      (2/)
  Reducing agent for titanium, zirconium,
   hafnium, uranium, beryllium---------------     6,330     7,212     2,579     2,785     3,415     7,681     7,647     6,082
  Other--------------------------------------   4/1,117     4/627   4/1,442   4/1,765   4/2,092   4/3,475   4/8,642  4/15,512
                                             --------------------------------------------------------------------------------
    Total------------------------------------    22,390    29,159    23,848    28,794    33,948    44,741    54,582    61,270
                                             --------------------------------------------------------------------------------
         Grand total-------------------------    33,656    41,307    42,928    46,484    49,667    63,160    75,218    82,395
                                             --------------------------------------------------------------------------------
                                                   1968      1969      1970      1971      1972      1973      1974      1975
                                             --------------------------------------------------------------------------------
For structural products:
  Castings:
    Die--------------------------------------     6,656     6,789     8,166     6,776     8,460     9,071    10,708     5,799
    Permanent mold---------------------------       551       367       236       129       668       736       907     1,038
    Sand-------------------------------------     3,393     2,324     1,574       694       635     1,203     1,245     1,771
  Wrought products:
    Extrusions-------------------------------    10,233    11,893    11,113     5,068     7,030     6,746     6,643     5,638
    Sheet and plate--------------------------      (5/)      (5/)      (5/)     2,647     3,463      (6/)      (6/)      (6/)
    Other1/----------------------------------      (5/)      (5/)      (5/)     2,007     1,253     5,016     5,466     3,130
                                             --------------------------------------------------------------------------------
      Total----------------------------------    20,833    21,373    21,089    17,321    21,509    22,772    24,969    17,376
                                             --------------------------------------------------------------------------------
For distributive or sacrificial purposes:
  Alloys:
    Aluminum---------------------------------    31,283    33,906    33,151    33,974    39,424    47,131    56,383    42,339
    Other------------------------------------        47        48        32       203       158       496        54        35
  Cathodic protection (anodes)---------------     5,183     5,522     5,242     6,619     5,936     9,009     9,470     4,266
  Chemicals----------------------------------      (2/)      (2/)     7,607     8,129     8,829     8,922     8,350     7,875
  Iron and steel desulfurization-------------        --        --        --        --        --        --        --        --
  Nodular iron-------------------------------     2,250     2,154     4,282     5,978     6,897     7,914     9,619     6,146
  Reducing agent for titanium, zirconium,
   hafnium, uranium, beryllium---------------     5,633     6,680     5,715     8,213     5,524     6,683     6,867     6,357
  Other--------------------------------------  7/13,176  7/16,619   7/7,699   7/3,175   7/5,790   7/2,101   7/2,266   7/1,033
                                             --------------------------------------------------------------------------------
    Total------------------------------------    57,572    64,929    63,728    66,291    72,558    82,256    93,009    68,051
                                             --------------------------------------------------------------------------------
         Grand total-------------------------    78,405    86,302    84,817    83,612    94,067   105,028   117,978    85,427
---------------------------------------------
See footnotes at end of table.


                                Table 3.--U.S. consumption of primary magnesium, by use--Continued
                                                          (Metric tons)
-----------------------------------------------------------------------------------------------------------------------------
                     Use                           1976      1977      1978      1979      1980      1981      1982      1983
-----------------------------------------------------------------------------------------------------------------------------
For structural products:
  Castings:
    Die--------------------------------------     4,317     4,546     5,058     4,701     2,894     2,551     1,452     1,757
    Permanent mold---------------------------       961       951       918       970       836       832       601        15
    Sand-------------------------------------     1,119     1,036       965     1,097     1,574     1,109     1,213     1,259
  Wrought products:
    Extrusions-------------------------------     5,850      (6/)     5,716     5,824     6,219     5,249     6,404     6,435
    Sheet and plate--------------------------      (6/)      (6/)     3,969     4,467     4,268     4,125      (6/)      (6/)
    Other1/----------------------------------     3,440    11,460       362       197        55        39     2,784     3,939
                                             --------------------------------------------------------------------------------
      Total----------------------------------    15,687    17,993    16,988    17,256    15,846    13,905    12,454    13,405
                                             --------------------------------------------------------------------------------
For distributive or sacrificial purposes:
  Alloys:
    Aluminum---------------------------------    49,278    50,880    53,341    54,929    49,433    45,829    36,177    41,754
    Other------------------------------------        48        37        37        29        22        19        12         6
  Cathodic protection (anodes)---------------     7,084     3,704     5,987     6,141     3,565     5,850     5,410     5,158
  Chemicals----------------------------------     9,199     9,018     8,339     8,205     5,695     4,822     4,375     5,138
  Iron and steel desulfurization-------------        --        --        --        --        --        --        --        --
  Nodular iron-------------------------------     6,880     6,620     7,217     3,933     3,788     3,406     2,305     1,996
  Reducing agent for titanium, zirconium,
   hafnium, uranium, beryllium---------------     5,430     4,749     5,652     6,745     7,218     8,229     5,353     4,274
  Other--------------------------------------   7/1,152     7/962   7/1,284   7/1,504   7/1,330     7/912   7/1,589   7/2,636
                                             --------------------------------------------------------------------------------
    Total------------------------------------    79,071    75,970    81,857    81,486    71,051    69,067    55,221    60,962
                                             --------------------------------------------------------------------------------
         Grand total-------------------------    94,758    93,963    98,845    98,742    86,897    82,972    67,675    74,367
                                             --------------------------------------------------------------------------------
                                                   1984      1985      1986      1987      1988      1989      1990
                                             ----------------------------------------------------------------------
For structural products:
  Castings:
    Die--------------------------------------       540     2,229     3,646     3,710     4,383     5,627     7,479
    Permanent mold---------------------------     1,511       825       748     1,121       943       811       875
    Sand-------------------------------------     1,753     1,482     1,373     1,454     1,743     1,017       724
  Wrought products:
    Extrusions-------------------------------     5,287     7,036     6,285     6,804     6,907     6,712     7,848
    Sheet and plate--------------------------      (6/)      (6/)      (6/)      (6/)      (6/)      (6/)      (6/)
    Other1/----------------------------------     4,008     3,804     1,452     1,496     3,231     2,941     3,096
                                             ----------------------------------------------------------------------
      Total----------------------------------    13,099    15,376    13,504    14,585    17,207    17,108    20,022
                                             ----------------------------------------------------------------------
For distributive or sacrificial purposes:
  Alloys:
    Aluminum---------------------------------    44,155    37,059    39,290    52,172    53,671    53,821    45,060
    Other------------------------------------         7         7         5         8         7         9         8
  Cathodic protection (anodes)---------------     4,334     4,307     6,342     5,537     6,234     5,474     5,421
  Chemicals----------------------------------     4,990     3,469     1,449     1,047       780       594       800
  Iron and steel desulfurization-------------   e/7,500   e/8,000   e/9,000  e/10,000         W    10,463     9,853
  Nodular iron-------------------------------     2,185     1,540     1,622     1,811     2,037     1,635     1,424
  Reducing agent for titanium, zirconium,
   hafnium, uranium, beryllium---------------     6,068     7,372     5,235     5,286     8,467    10,798     8,989
  Other--------------------------------------   7/6,706   7/6,622   7/2,514   7/4,174  7/12,390   7/5,324   7/4,531
                                             ----------------------------------------------------------------------
    Total------------------------------------    75,945    68,376    65,457    80,035    83,586    88,118    76,086
                                             ----------------------------------------------------------------------
         Grand total-------------------------    89,044    83,752    78,961    94,620   100,793   105,226    96,108
-----------------------------------------------------------------------------------------------------------------------------
  e/Estimated.  NA  Not available. W  Withheld to avoid disclosing company proprietary data; included in other
distributive or sacrificial purposes.
  1/Prior to 1965, forgings only.
  2/Included in other distributive or sacrificial purposes.
  3/Includes primary metal consumed in making secondary alloy, powder, and scavenger and deoxidizer.
  4/Includes primary metal consumed for experiment purposes, debismuthizing lead, production of nodular iron and
secondary alloy, powder, scavenger, and deoxider.
  5/Included with "Extrusions."
  6/Included in other structural products.
  7/Includes magnesium used for powder, scavenger and deoxidizer, and experimental purposes.