---
kind: "section"
citation: "42 C.F.R. § 84.181"
title: "42"
number: "84.181"
heading: "Communication performance test—PAPR class PAPR100."
url: "https://uscodex.org/cfr/42/84.181"
---

# §84.181. Communication performance test—PAPR class PAPR100.

- (a) Powered air-purifying respirators must be designed to allow for proper communication while worn.
- (b) A Modified Rhyme Test 7 will be used to test the wearer's ability to communicate efficiently.
- (c) The communications requirement is met if the overall performance rating is greater than or equal to 70 percent.

## Notes

### Source

Source: 85 FR 20608, Apr. 14, 2002, unless otherwise noted.

### Authority

Authority: 29 U.S.C. 651 et seq.; 30 U.S.C. 3, 5, 7, 811, 842(h), 844.

### Source

Source: 60 FR 30355, June 8, 1995, unless otherwise noted.