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.

Do you work in an environment where the air is unfit to breathe? Does your workplace have a plan for and provide you with the assurance you'll be safe while at work? What can you do to ensure you're ...