3 ms·
And technically, SARS-CoV-2 is smaller than the filter on the n95. It's just that the virus clumps with moisture, and that is too large to pass through.
by greedo 7y ago
And technically, SARS-CoV-2 is smaller than the filter on the n95. It's just that the virus clumps with moisture, and that is too large to pass through.