# Hydraulic fluids--Contamination { "id": "S85063316", "title": "Hydraulic fluids--Contamination", "url": "/topics/S85063316", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "c9e9f49f216a2bd2", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "866947619514368576", "address_version": "morton4x16-v1", "coordinates": [ 0, 20, 18394, 20480 ], "answer_status": "Directory metadata; local answer requires separate source review", "truth_status": "Subject descriptor, not a factual answer or a demonstrated knowledge gap" } Directory metadata is not a factual answer or evidence of a global knowledge gap. Source: https://id.loc.gov/authorities/subjects/sh85063316 No owner-reviewed local answer yet.