{"id":"S2003006782","label":"Air--Isentropic expansion","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2003006782","normalized_label":"air--isentropic expansion","broader":["http://id.loc.gov/authorities/subjects/sh2003006787","http://id.loc.gov/authorities/subjects/sh2003006792"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2003006782","provider":"lcsh","revision":"b0510848fea10ba3","taxonomy_revision":"f050b5d4780b1289","title":"Air--Isentropic expansion","url":"/topics/S2003006782","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14450014936178763266","address_version":"morton4x16-v1","coordinates":[0,477,36308,63488],"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}