k0ua
Epic Contributor
Actually, studies show cloth face masks do significantly reduce aerosol expiration.
See
Low-cost measurement of facemask efficacy for filtering expelled droplets during speech | Science Advances. (scroll to figure 3).
A 60%+ reduction is significant.
If you want a wealth of information from the Nation's preeminent aerosol scientist, look up Linsey Marr from Virginia Tech on Twitter. She has a wealth of easily-digestible information.
Yeah, and the N95 is significantly better. Pretty much what I said isn't it?