Volatile Organic Chemicals (VOCs) include the following manmade and naturally occurring chemicals:

Alachlor Atrazine Benzene Carbofuran Carbon tetrachloride Chlorobenzene Chloropicrin 2,4-D Dibromochloropropane o-dichlorobenzene p-dichlorobenzene 1,2-dichlorethane 1,1-dichloroethylene Cis-1,2-dichloroethylene Trans-1,2-dichlorethylene 1,2-dichloropropane cis-1,3-dichloropropylene Dinoseb Endrin Ethylbenzene Ethylene dibromide (EDB) Haloacentontiriles (HAN)

Haloketones (HK) Heptachlor epoxide Hexachlorobutadiene Hexachlorocyclopentadiene Lindane Methoxychlor Pentachlorophenol Simazine Styrene 1,1,2,2-tetrachloroethane Tetrachloroethylene Toluene 2,4,5-TP (silvex) Tribromoacetic acid 1,2,4-trichlorobenzene 1,1,1-trichloroethane 1,1,2-trichloroethane Trichloroethylene (TCE) Trihalomethanes (THM) Xylenes