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Hazardous substances
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-- See Also the narrower term Carcinogens
--subdivision Carcinogenicity under individual chemicals and groups of chemicals, e.g. Copper--Carcinogenicity
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-- See Also the narrower term Poisons
Works on the poisonous influence of individual chemical substances on man and animals are entered under the substance with the subdivision Toxicology, e.g. Mercury--Toxicology; Phosphorus--ToxicologyWorks on the effect of poisons on plants are entered under Plants--Effect of poisons on; Plants--Effect of arsenic on; and similar headings
--individual poisons; also headings beginning with the word Poison
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