# Aluminum coating { "id": "S85003997", "title": "Aluminum coating", "url": "/topics/S85003997", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "89dfe1852636f47a", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "902984919431922244", "address_version": "morton4x16-v1", "coordinates": [ 0, 20, 17467, 29696 ], "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 aluminum applied as a coating to surfaces of other materials. Works on coatings applied to the surfaces of aluminum objects are entered under [Aluminum coatings.] Directory metadata is not a factual answer or evidence of a global knowledge gap. Source: https://id.loc.gov/authorities/subjects/sh85003997 No owner-reviewed local answer yet.