{"id":"S85105959","label":"Powder metallurgy","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85105959","normalized_label":"powder metallurgy","broader":["http://id.loc.gov/authorities/subjects/sh85029282","http://id.loc.gov/authorities/subjects/sh85084158"],"aliases":["Metallurgy, Powder","Powder metal processes"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85105959","provider":"lcsh","revision":"08c79685a8511d40","taxonomy_revision":"f050b5d4780b1289","title":"Powder metallurgy","url":"/topics/S85105959","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9514074390095332864","address_version":"morton4x16-v1","coordinates":[0,20,19060,39936],"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}