This is the list of extremely hazardous substances defined in Section 302 of the U.S. Emergency Planning and Community Right-to-Know Act (42 U.S.C. 11002). The list can be found as an appendix to 40 C.F.R. 355. Updates as of 2006 can be seen on the Federal Register, 71 FR 47121 (August 16, 2006). The data were provided by the United States Environmental Protection Agency (EPA). A Acetone cyanohydrin Acetone thiosemicarbazide Acrolein Acrylamide Acrylonitrile Acryloyl chloride Adiponitrile Aldicarb Aldrin Allyl alcohol Allylamine Aluminum phosphide Aminopterin Amiton Amiton oxalate Ammonia Amphetamine Aniline Aniline, 2,4,6-trimethyl- Antimony pentafluoride Antimycin A ANTU (Alpha-Naphthylthiourea) Arsenic pentoxide Arsenous oxide Arsenous trichloride Arsine Azinphos-ethyl Azinphos-methyl B Benzal chloride Benzenamine, 3-(trifluoromethyl)- Benzenearsonic acid Benzimidazole, 4,5-dichloro-2-(trifluoromethyl)- Benzotrichloride Benzyl chloride Benzyl cyanide Bicyclo(2.2.1)heptane-2-carbonitrile Bis(chloromethyl) ketone Bitoscanate Boron trichloride Boron trifluoride Boron trifluoride compound with dimethyl ether (1:1) Bromadiolone Bromine C Cadmium oxide Cadmium stearate Calcium arsenate Camphechlor Cantharidin Carbachol chloride Carbamic acid, Methyl-, O-(((2,4-Dimethyl-1,3-Dithiolan-2-yl)Methylene)Amino)- (Tirpate) Carbofuran Carbon disulfide Carbophenothion Chlordane Chlorfenvinfos Chlorine Chlormephos Chlormequat chloride Chloroacetic acid 2-chloroethanol Chloroethyl chloroformate Chloroform Chloromethyl ether Chloromethyl methyl ether Chlorophacinone Chloroxuron Chlorthiophos Chromic chloride Cobalt carbonyl Colchicine Coumaphos Cresol, -o Crimidine Crotonaldehyde Crotonaldehyde, (E)- Cyanogen bromide Cyanogen iodide Cyanophos Cyanuric fluoride Cycloheximide Cyclohexylamine D Decaborane(14) Demeton Demeton-S-methyl Dialifor Diborane Dichloroethyl ether Dichloromethylphenylsilane Dichlorvos Dicrotophos Diepoxybutane Diethyl chlorophosphate Digitoxin Diglycidyl ether Digoxin Dimefox Dimethoate Dimethyl phosphorochloridothioate Dimethyl-p-phenylenediamine Dimethyldichlorosilane Dimethylhydrazine Dimetilan Dinitrocresol Dinoseb Dinoterb Dioxathion Diphacinone Disulfoton Dithiazanine iodide Dithiobiuret E Endosulfan Endothion Endrin Epichlorohydrin EPN, or O-Ethyl-O-(4-nitrophenyl)phenylthiophosphonate Ergocalciferol Ergotamine tartrate Ethanesulfonyl chloride, 2-chloro- Ethanol, 1,2-dichloro-, acetate Ethion Ethoprophos Ethylbis(2-chloroethyl)amine Ethylene fluorohydrin Ethylene oxide Ethylenediamine Ethyleneimine Ethylthiocyanate F Fenamiphos Fenitrothion Fensulfothion Fluenetil Fluomine Fluorine Fluoroacetamide Fluoroacetic acid Fluoroacetyl chloride Fluorouracil Fonofos Formaldehyde Formaldehyde cyanohydrin Formetanate hydrochloride Formothion Formparanate Fosthietan Fuberidazole Furan G Gallium trichloride H Hexachlorocyclopentadiene Hexamethylenediamine, N,N'-dibutyl- Hydrazine Hydrocyanic acid Hydrogen chloride (gas only) Hydrogen fluoride Hydrogen peroxide (conc > 52%) Hydrogen selenide Hydrogen sulfide Hydroquinone I Iron pentacarbonyl Isobenzan Isocyanic acid, 3,4-dichlorophenyl ester Isodrin Isophorone diisocyanate Isopropylmethylpyrazolyl dimethylcarbamate L Lactonitrile Leptophos Lewisite Lindane Lithium hydride M Malononitrile Manganese, tricarbonyl methylcyclopentadienyl Mechlorethamine Mercuric acetate Mercuric chloride Mercuric oxide Methacrolein diacetate Methacrylic anhydride Methacrylonitrile Methacryloyl chloride Methacryloyloxyethyl isocyanate Methamidophos Methanesulfonyl fluoride Methidathion Methiocarb Methomyl Methoxyethylmercuric acetate Methyl 2-chloroacrylate Methyl bromide Methyl chloroformate Methyl hydrazine Methyl isocyanate Methyl isothiocyanate Methyl phenkapton Methyl phosphonic dichloride Methyl thiocyanate Methyl vinyl ketone Methylmercuric dicyanamide Methyltrichlorosilane Metolcarb Mevinphos Mexacarbate Mitomycin C Monocrotophos Muscimol Mustard gas N Nickel carbonyl Nicotine Nicotine sulfate