Look at the N95 Mask at 100 Times Magnification. Why Can’t the Virus Pass Through?
By Scott Chin • 06/3 @ 8:11 • 307 Comments
N95 Mask: 95% Powerful Filtering Efficiency
The N95 mask can filter most influenza viruses, dust, pollen, smog and smoke from automobile exhaust, because the filtering efficiency of N95 mask must reach at least 95%. N represents not resistant to oil,i.e.
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