{"id":"S85103951","label":"Poisons","description":"Works on the effect of poisons on plants are entered under [Plants--Effect of poisons on; Plants--Effect of arsenic on;] and similar headings.\n\nWorks 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--Toxicology.]","source_url":"https://id.loc.gov/authorities/subjects/sh85103951","normalized_label":"poisons","broader":["http://id.loc.gov/authorities/subjects/sh85059440","http://id.loc.gov/authorities/subjects/sh90002888"],"aliases":["Chemicals--Toxicology","Poisonous chemicals","Poisonous substances","Toxic chemicals","Toxic substances","Toxicants","Toxics"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85103951","provider":"lcsh","revision":"746ab2289eab284e","taxonomy_revision":"f050b5d4780b1289","title":"Poisons","url":"/topics/S85103951","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"326731150255326724","address_version":"morton4x16-v1","coordinates":[0,20,19029,15360],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}