john2027

Latest Activity

1. How does a respirator fit test work?

   john2027 replied to Ybur514's topic in CNA/MA

   You should only wear the respirator make, model, and SIZE that you were fit tested in. This rule applies no matter what hazard is present. If, for example, I am fit tested in a 3M VFlex 9215S (Small), I need ot make sure that anytime I enter a work...