Table 12. U.S. Carbon Dioxide Emissions from Industrial Processes, 1990-1998
 (Million Metric Tons of Carbon)

Source 1990 1991 1992 1993 1994 1995 1996 1997 P1998
Cement Manufacture  
   Clinker Production 8.90 8.66 8.75 9.25 9.82 9.85 9.91 10.24 10.61
   Masonry Cement 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02
     Total 8.91 8.68 8.77 9.27 9.84 9.87 9.93 10.27 10.63
Other Industrial  
  Limestone Consumption  
    Lime Manufacture 3.39 3.36 3.47 3.58 3.73 3.96 4.11 4.22 4.13
    Iron Smelting 0.47 0.44 0.37 0.31 0.30 0.31 0.30 0.31 0.31
    Steelmaking 0.08 0.09 0.07 0.13 0.15 0.14 0.11 0.09 0.10
    Copper Smelting 0.04 0.04 0.04 0.04 0.04 0.05 0.05 0.05 0.05
    Glass Manufacture 0.03 0.03 0.04 0.05 0.08 0.09 0.05 0.02 0.02
    Flue Gas Desulfurization 0.18 0.19 0.19 0.18 0.19 0.24 0.26 0.28 0.28
     Total 4.20 4.14 4.19 4.29 4.50 4.79 4.89 4.97 4.89
Dolomite Consumption 0.13 0.10 0.08 0.07 0.07 0.06 0.09 0.09 0.09
Soda Ash Manufacture 0.92 0.92 0.94 0.91 0.92 1.04 1.03 1.08 1.10
Soda Ash Consumption  
  Glass Manufacture * * * * * * * * *
  Flue Gas Desulfurization 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.03 0.03
  Sodium Silicate 0.05 0.05 0.05 0.06 0.06 0.07 0.06 0.07 0.07
  Sodium Tripolyphosphate 0.04 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03
    Total 0.10 0.10 0.10 0.11 0.11 0.13 0.12 0.14 0.13
Carbon Dioxide Manufacture 0.24 0.25 0.26 0.26 0.27 0.29 0.30 0.31 0.32
Aluminum Production 1.62 1.65 1.62 1.48 1.32 1.35 1.43 1.44 1.48
Shale Oil Production 0.05 * 0.00 0.00 0.00 0.00 0.00 0.00 0.00
  Total Other Industrial 7.27 7.16 7.19 7.12 7.19 7.65 7.86 8.02 8.02
Total 16.18 15.84 15.96 16.40 17.04 17.52 17.79 18.29 18.65
*Less than 5,000 metric tons of carbon.
P = preliminary data.
Notes: Data in this table are revised from the data contained in the previous EIA report, Emissions of Greenhouse Gases in the United States 1997, DOE/EIA-0573(97) (Washington, DC, October 1998). Totals may not equal sum of components due to independent rounding.
Sources: Methodologies and sources of trend data documented in Appendix A.

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