9 Concepts of Industrial Hygiene. Exposure / Exposure Control / PPE / Masks. Why Masks Do Not and Can Not Work. What Works & Damage to Adults/Children. Presentation, Stephen E. Petty, P.E., C.I.H., C.S.P. EES Group, Inc. (granitegrok.com) posted 1 year ago by Geomaniac 1 year ago by Geomaniac +9 / -0 11 comments share 11 comments share save hide report block hide replies
This is the standard contrarian argument that masks are useless because they don't offer 100% gold-plated protection.
Plus there seems to be some confusion:
See slide 34. Stephen Petty: "Now even CDC Effectively Saying Masks DO NOT Work
As proof he offers this headline: "CDC says N95 masks offer far better protection than cloth masks against omicron variant."
If you want to increase your odds of not taking the virus onboard and/or not passing it on if you do collect it you should wear a mask in crowds.
How often and in what situations do you wear a mask?
https://www.canada.ca/en/public-health/services/diseases/2019-novel-coronavirus-infection/prevention-risks.html#wm
I was just asking about you, specifically.
I think you have something to say. Is there something in those guidelines you want to comment on?