{"id":"S85052303","label":"Fume control","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85052303","normalized_label":"fume control","broader":["http://id.loc.gov/authorities/subjects/sh85001419","http://id.loc.gov/authorities/subjects/sh85002574","http://id.loc.gov/authorities/subjects/sh85031524","http://id.loc.gov/authorities/subjects/sh85053395","http://id.loc.gov/authorities/subjects/sh85123681"],"aliases":["Control of fumes"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85052303","provider":"lcsh","revision":"b875f376115cd20a","taxonomy_revision":"f050b5d4780b1289","title":"Fume control","url":"/topics/S85052303","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"326665196674369088","address_version":"morton4x16-v1","coordinates":[0,20,18222,15360],"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}