carbon tetrachloride, heptachlor, trichloroethylene, pentachlorophenol, toxaphene, resorcinol, pyrene, parathion, mirex, cyanides, methylene chloride, tetrachloroethylene, diethyl, biphenyl, methyl ethyl ketone, endrin, polychlorinated biphenyl, chlordane, chlorobenzene, carbon disulfide, ammonium chloride, isopropyl, chromic acid, dimethyl, organochlorine, xylenes, methyl chloride, aldrin, dichloromethane, tetrachlorethylene, perchloroethylene, naphthalene, dioxane, heptane, thymol, sulfonic acid, dieldrin, polychlorinated, cetyl, sodium lauryl sulphate, propanol, benzyl, sulfonate, solvents, hexavalent, fluorocarbons, eucalyptol, organophosphate, propyl, simazine, oxidizing agent, trimethylamine, hydroxide, limonene, magnesium hydroxide, sodium lauryl sulfate, dichloride, hydrogen chloride, benzoates, phenanthrene, boron trifluoride, sensitizers, calcium hydroxide, dioxides, methyl isobutyl ketone, hydroxyl radical, gentian violet, organophosphorus, carbonyls, perchloric acid, phosphine, allyl alcohol, vinyl chloride, ethene, octyl, bactericide, peroxides, corrosives, mercaptans, bicarbonates, potassium carbonate, contaminant, ferrous sulphate, glycols, paraffins, lindane, calcium oxide, isobutyl, potassium bicarbonate, ethyl acetate, thiourea, potassium hydroxide, triazine, anthracene, hydrochlorofluorocarbon, activated carbon, monoxide, cyclohexane, benzol, calcium hypochlorite, nitric, ethylbenzene, dichloroethane, ethane, bis, nitrobenzene, propane, trifluoroethane, butene, dce, dichloroethene, dichloroethylene, difluoroethane, dimethylcyclohexane, diol, diols, sulfone, trichlorethane, 13c, 14c, 3h, benzanthracene