1,1,2,2-Tetrachloroethane
1,1-Dimethylhydrazine (UDMH)
2,3,7,8-Tetrachlorodibenzo-p-dioxin (TCDD)
Arsenic (inorganic arsenic compounds)
Benzene
Beryllium
Chloroform
Chromium (hexavalent compounds)
Ethylene dichloride (1,2-Dichloroethane)
Lead
Methylhydrazine and its salts
N-Nitrosodimethylamine
Toluene
Trichloroethylene
Vinyl chloride