Chemical:
1,3-Butadiene, Acrylonitrile, Antimony oxide (Antimony trioxide), Arsenic (inorganic arsenic compounds), Cadmium, Carbon tetrachloride, Carbon-black extracts, Chlorinated paraffins, Chloroform, Chromium (hexavalent compounds), Di(2-ethylhexyl)phthalate, Ethyl acrylate, Ethylene thiourea, Lead acetate, Lead and lead compounds, Lead phosphate, Lead subacetate, Nickel, Toluene, Vinyl chloride