{"id":"S00009609","label":"Polyethylene terephthalate","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh00009609","normalized_label":"polyethylene terephthalate","broader":["http://id.loc.gov/authorities/subjects/sh85104622","http://id.loc.gov/authorities/subjects/sh85134811","http://id.loc.gov/authorities/subjects/sh87003034"],"aliases":["Ethylene terephthalate polymer","Mylar (Trademark)","PET (Chemical)","Terephthalic acid-ethylene glycol polymer"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh00009609","provider":"lcsh","revision":"97d92b89747e8da2","taxonomy_revision":"f050b5d4780b1289","title":"Polyethylene terephthalate","url":"/topics/S00009609","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"36037594185991232","address_version":"morton4x16-v1","coordinates":[0,0,150,9216],"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}