{"id":"S93003246","label":"Factory and trade waste--Purification","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh93003246","normalized_label":"factory and trade waste--purification","broader":[],"aliases":["Purification of factory and trade waste"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh93003246","provider":"lcsh","revision":"4ea5b06ec6a0b91f","taxonomy_revision":"f050b5d4780b1289","title":"Factory and trade waste--Purification","url":"/topics/S93003246","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9279882536547649124","address_version":"morton4x16-v1","coordinates":[0,22,11383,47104],"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}