# Metals--Heat treatment { "id": "S85084205", "title": "Metals--Heat treatment", "url": "/topics/S85084205", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "04e0d368e730f9ce", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "9549962191860531712", "address_version": "morton4x16-v1", "coordinates": [ 0, 20, 18720, 46080 ], "answer_status": "Directory metadata; local answer requires separate source review", "truth_status": "Subject descriptor, not a factual answer or a demonstrated knowledge gap" } Here are entered works on the heating of metals to obtain desired properties. Works on the heating of metals for the purpose of hot working are entered under [Metals--Heating.] Directory metadata is not a factual answer or evidence of a global knowledge gap. Source: https://id.loc.gov/authorities/subjects/sh85084205 No owner-reviewed local answer yet.