Wednesday, January 27, 2021

The Astounding Physics of N95 Masks - VIDEO (( and why you should be wearing one ))

The Astounding Physics of N95 Masks - VIDEO (( and why you should be wearing one ))

What's the difference between N95 and KN95 masks?



2 comments:

Anonymous said...

A mask without a seal is useless

Bill589 said...

Masks were never told to be worn by healthy people. This is a first, and we've had worse viruses before.
All of this plandemic is a lie.