Note: This information is provided for reference purposes only. Although the information provided here was accurate and current when first created, it is now outdated.

Table 14A. Total Production-related Waste Associated with Forms Reporting
Source Reduction Activity, by 33/50 Program Chemical, 1991-1996

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                                 Production-related Waste for Forms
                               Reporting Source Reduction Activities
CAS                            -------------------------------------
Number      Chemical                        1991            1992
                                           Pounds          Pounds

 71-43-2    Benzene                     55,541,047      48,271,156
 56-23-5    Carbon tetrachloride        21,472,069      21,904,852
 67-66-3    Chloroform                  14,379,245      17,802,334
 75-09-2    Dichloromethane            125,381,084     146,975,826
 78-93-3    Methyl ethyl ketone        198,150,861     179,106,128
108-10-1    Methyl isobutyl ketone      73,249,636      81,992,865
127-18-4    Tetrachloroethylene         80,127,157      63,984,879
108-88-3    Toluene                    668,751,080     569,999,139
 71-55-6    1,1,1-Trichloroethane      181,544,908     156,484,969
 79-01-6    Trichloroethylene          132,625,293     198,273,894
   -        Xylenes                    346,779,530     249,069,319
   -        Cadmium and                  2,336,581       4,134,595
            cadmium compounds
   -        Chromium and                55,361,196      34,051,155
            chromium compounds
   -        Cyanide compounds           34,379,686      37,031,829
   -        Lead and                   501,741,814     570,948,024
            lead compounds
   -        Mercury and                    742,388         682,976
            mercury compounds
   -        Nickel and                  23,039,772      25,060,457
            nickel compounds

            Total for                2,515,603,347   2,405,774,397
            33/50 Chemicals
            Total for All Other      4,247,584,310   3,915,188,235
            TRI Chemicals
            Total for All            6,763,187,657   6,320,962,632
            TRI Chemicals

                                                Percent of All
                                           Production-related Waste
CAS                                        ------------------------
Number      Chemical                          1991           1992
                                             Percent        Percent

 71-43-2    Benzene                           41.5           39.1
 56-23-5    Carbon tetrachloride              62.2           56.0
 67-66-3    Chloroform                        23.6           31.7
 75-09-2    Dichloromethane                   49.8           62.9
 78-93-3    Methyl ethyl ketone               40.4           48.0
108-10-1    Methyl isobutyl ketone            39.0           43.6
127-18-4    Tetrachloroethylene               46.8           48.4
108-88-3    Toluene                           49.9           47.4
 71-55-6    1,1,1-Trichloroethane             56.0           61.3
 79-01-6    Trichloroethylene                 42.4           72.2
   -        Xylenes                           47.8           40.1
   -        Cadmium and                       27.4           26.0
            cadmium compounds
   -        Chromium and                      22.0           11.9
            chromium compounds
   -        Cyanide compounds                 67.3           70.3
   -        Lead and                          45.3           45.0
            lead compounds
   -        Mercury and                       37.4           32.8
            mercury compounds
   -        Nickel and                        15.5           16.5
            nickel compounds

            Total for                         44.9           45.6
            33/50 Chemicals
            Total for All Other               32.6           30.4
            TRI Chemicals
            Total for All                     36.3           34.8
            TRI Chemicals

Note: Data for 1991 and 1995 reported on Form R of year indicated; data for
1996-1998 from 1996 Form R. Does not include delisted chemicals, chemicals.
added in 1994 and 1995, ammonia, hydrochloric acid, and sulfuric acid.