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acids acrylate alcohols aldrin alkalies alkalines amines analine antimony aromatic arsenic asbestos associated barium battery benzene benzidine boosters cadmium calalysts carbons cases caustic chloride chlorides chlorinated chromium coal coking complex compounds contaminant contaminants copper creosote cyanide degreasers dieldrin dioxide dyestuff endrine extenders ferrous fillers finishing fractions free

gasworks hydrocarbons hydrochloric hydrofluoric hypochlorite impurity industrial insulation iron isobutylene isocyanate isoprene kerosine lagging

mercury metal metalloids metals methanol methyl methylene mineral monomers mtbe nickel nitric octane oils paint paints pentachlorop perchloroeth pesticides petrochemica petrol phenol phenols plants plastic plating potential processing reactive refineries residues rubber

salts sector sectors semiconducto silica soda sodium solvents spent spirit stations steel styrene sulphate sulphide sulphides sulphur sulphuric talc tanneries textiles thiocarbonat toluene toluol trichloroeth trivalent wastes white wood works xylene xylol zinc

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