The test is "not sufficiently accurate to include among the qualitative fits tests listed in Part II of Appendix A of its Respiratory Protection Standard," the agency said in its Federal Register ...

Or any other condition that may interfere with face piece seal. 9.0.1. The test subject shall be shown how to put on a respirator, proper positioning on the face, and how to set strap tension.

OSHA today published a Notice of Proposed Rulemaking (NPRM) in the Federal Register for a new fit-testing protocol--the Abbreviated Bitrex Qualitative Fit-Testing (ABQLFT) protocol--under Appendix A ...