{"id":"S2008005964","label":"Diesel particulate filters","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2008005964","normalized_label":"diesel particulate filters","broader":["http://id.loc.gov/authorities/subjects/sh85048252"],"aliases":["DPFs (Diesel particulate filters)","Diesel particulate emissions filters","Diesel particulates--Air filters","Particulate emissions, Diesel--Air filters","Particulate filters, Diesel"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2008005964","provider":"lcsh","revision":"c151382bf7ad150a","taxonomy_revision":"f050b5d4780b1289","title":"Diesel particulate filters","url":"/topics/S2008005964","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4669181965650765348","address_version":"morton4x16-v1","coordinates":[0,478,48885,12288],"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}