Quote:
Originally Posted by Mikee1
The original stated purpose of masks was to prevent you from spreading it to others. It was said it would stop spittal, etc from being dispersed into the air. Now folks are saying to wear masks to keep from catching it. A N95 mask has exhaust vent ports built in so it does nothing to stop you from dispersing droplets into the air. The reality the germ is smaller than and filtering provided by any mask. So by who and why did the mask wearing benefit change?
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CV droplets travel on water vapor drops from breathing. They are large enough to be stopped by masks. That is even common knowledge known since last year.