{"id":"S2009118821","label":"Chemical laboratories--Safety measures","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2009118821","normalized_label":"chemical laboratories--safety measures","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2009118821","provider":"lcsh","revision":"e44c46c3b5dbc8f2","taxonomy_revision":"f050b5d4780b1289","title":"Chemical laboratories--Safety measures","url":"/topics/S2009118821","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9225632917944934950","address_version":"morton4x16-v1","coordinates":[0,479,737,37888],"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}