42 CFR 84.159
§ 84.159 Man tests for gases and vapors; supplied-air respirators; general performance requirements.
United States · 42 CFR — Public Health · Status: effective
Cite this
- Citation
- 42 CFR 84.159, § 84.159 Man tests for gases and vapors; supplied-air respirators; general performance requirements, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/201772
- Permanent ID
ys:prov:201772@1- SHA-256
f94185121c7cb6c948f571a5271812f8d8ee1b76d58f08be0cccee61dc2e95c4
The hash is SHA-256 of this version's text, with every run of whitespace collapsed to a single space and the ends trimmed. The ID always leads back here, and checking it says whether the text you cited is still the current version.
Full text
(a) Wearers will enter a chamber containing a gas or vapor as prescribed in §§ 84.160, 84.161, 84.162, and 84.163.
(b) Each wearer will spend 10 minutes in work to provide observations on freedom of the device from leakage. The freedom and comfort allowed the wearer will also be considered.
(c) Time during the test period will be divided as follows:
(1) Five minutes. Walking, turning head, dipping chin; and
(2) Five minutes. Pumping air with a tire pump into a 28-liter (1 cubic foot) container, or equivalent work.
(d) No odor of the test gas or vapor shall be detected by the wearer in the air breathed during any such test, and the wearer shall not be subjected to any undue discomfort or encumbrance because of the fit, air delivery, or other features of the respirator during the testing period.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.