{"data":{"id":"us/30-cfr-20.10","jurisdiction":"us","citation":"30 CFR 20.10","heading":"Tests (class 1 and 2 lamps).","body":"Such tests will be made as are necessary to prove the adequacy of a lamp or any of its parts in fulfilling the purposes for which it was designed. These tests include the following:\n(a) Safety tests, including tests of safety devices, electrical contacts, and explosion-proof features.\n(b) Photometric tests.\n(c) Tests to demonstrate adequacy of mechanical strength.\n(d) Tests of nonspilling features (storage-battery lamps of class 1).\n(e) Temperature tests.","path":["Title 30—Mineral Resources","CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","SUBCHAPTER B—TESTING, EVALUATION, AND APPROVAL OF MINING PRODUCTS","PART 20—ELECTRIC MINE LAMPS OTHER THAN STANDARD CAP LAMPS"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-30.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:25:24Z","sha256":"92533acdc9ba55d1ffd7167bb86bffcb07ff14d80c0ede5a3158531b28b4c97b","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-20.9","next":"us/30-cfr-20.11"},"notice":"GroundRules: Original legal text. Not legal advice."}