{"id":"S85137453","label":"Trichloroethylene","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85137453","normalized_label":"trichloroethylene","broader":["http://id.loc.gov/authorities/subjects/sh85004977","http://id.loc.gov/authorities/subjects/sh85024567","http://id.loc.gov/authorities/subjects/sh85045433"],"aliases":["Acetylene trichloride","Ethinyl trichloride","TCE (Trichloroethylene)","Trethylene","Tri (Chemical)","Trichlorethylene","Trichloroethene","Triclene","Trilene","Trimar"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85137453","provider":"lcsh","revision":"8309e5a510b7884f","taxonomy_revision":"f050b5d4780b1289","title":"Trichloroethylene","url":"/topics/S85137453","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9549966572794282496","address_version":"morton4x16-v1","coordinates":[0,20,19552,46080],"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}