{"id":"S2005020290","label":"Sewage sludge--Thickening","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2005020290","normalized_label":"sewage sludge--thickening","broader":[],"aliases":["Sludge thickening","Thickening of sewage sludge"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2005020290","provider":"lcsh","revision":"656e36e2a60efe4d","taxonomy_revision":"f050b5d4780b1289","title":"Sewage sludge--Thickening","url":"/topics/S2005020290","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"211116471247456","address_version":"morton4x16-v1","coordinates":[0,478,2234,2048],"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}