Chemical:
1,1-Dichloroethane, 1,2-Dichloropropane, Arsenic (inorganic arsenic compounds), Cadmium, Cadmium and cadmium compounds, Chloroform, Chromium (hexavalent compounds), Ethylene dichloride (1,2-Dichloroethane), Lead, Lead and lead compounds, Nickel compounds, Polychlorinated biphenyls, Trichloroethylene