Stephen Petty’s Presentation on Minimizing Exposures to COVID & PPE

Stephen Petty is an expert on PPE and goes over OSHA Respiratory Protection Standards discussing the dishonesty they present about masks.

Taken from a Youtube video that has been taken down entitled “Dr Becky and Stephen Petty Pt 2 on Dr Douglas G Frank’s Youtube channel
https://youtu.be/I3dor-4Af2A