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Originally Posted by Vermilion Villager
Please tell us how wearing a K-95 or KN-95 is not effective?
Would you have open heart surgery if you knew the surgical team was operating on you without masks on?  |
Those surgical masks are to protect the patient against BACTERIA and to protect the surgeon against blood born pathogens, which are much, much larger in particle size than viruses...
Oh, and surgical teams don't wear N95 respirators...