This is also why P100 masks are recommended; they’re really well known to filter out aerosols in general, much more effectively than N95 masks (which were originally intended to keep R-values below 1 or closer to 1).
This is also why P100 masks are recommended; they’re really well known to filter out aerosols in general, much more effectively than N95 masks (which were originally intended to keep R-values below 1 or closer to 1).