---
kind: "section"
citation: "30 C.F.R. § 20.10"
title: "30"
number: "20.10"
heading: "Tests (class 1 and 2 lamps)."
url: "https://uscodex.org/cfr/30/20.10"
---

# §20.10. Tests (class 1 and 2 lamps).


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:

- (a) **Safety tests, including tests of safety devices, electrical contacts, and explosion-proof features.**
- (b) **Photometric tests.**
- (c) **Tests to demonstrate adequacy of mechanical strength.**
- (d) **Tests of nonspilling features (storage-battery lamps of class 1).**
- (e) **Temperature tests.**

## Notes

### Authority

Authority: 30 U.S.C. 957, 961.

### Source

Source: Schedule 10C, May 17, 1938, as amended at 5 FR 3467, Aug. 30, 1940, unless otherwise noted.