{"id":"S86000865","label":"Membrane separation","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh86000865","normalized_label":"membrane separation","broader":["http://id.loc.gov/authorities/subjects/sh85120087"],"aliases":["Filtration, Membrane","Membrane filtration","Separation, Membrane"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh86000865","provider":"lcsh","revision":"dcdfb091ea83f2d9","taxonomy_revision":"f050b5d4780b1289","title":"Membrane separation","url":"/topics/S86000865","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"13835066868555448900","address_version":"morton4x16-v1","coordinates":[0,20,33043,33792],"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}