{"id":"S85120484","label":"Sewage--Purification--Neutralization","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85120484","normalized_label":"sewage--purification--neutralization","broader":["http://id.loc.gov/authorities/subjects/sh85091197"],"aliases":["Sewage--Neutralization"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85120484","provider":"lcsh","revision":"423ab4e1649e1cd9","taxonomy_revision":"f050b5d4780b1289","title":"Sewage--Purification--Neutralization","url":"/topics/S85120484","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9513924873689630276","address_version":"morton4x16-v1","coordinates":[0,20,19287,36864],"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}