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| | The Health, Safety and Environment Office (Site not responding. Last check: 2007-10-05) |
 | | Acetic Anhydride, Acrylaldehyde, Ammonia, Bromine, Chlorine,Formaldehyde, Hydrogen Chloride, Hydrogen Bromide, Nitrogen Dioxide (Nitrous Fumes), Phosgene, Phosphoryl Chloride, Sulphur Dioxide, Sulphur Trioxide |
 | | Acetylene, Chloroethane (Ethyl Chloride), Dichloromethane (Methylene Chloride), Cyclopropane, Ethylene, Naptha (Petroleum and Coal Tar), Nitrous Oxide, Petroleum Fumes, Tetrachloroethylene (Perchloroethylene), Toluene, Trichloroethylene, Xylene |
 | | Acetonitrile, Acrylonitrile, Cyanogen Bromide, Cyanogen Chloride, Hydrogen Cyanide, Lactonitrile, Methacrylonitrile |
| www.sussex.ac.uk /Units/safety/cetc (617 words) |
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