3 ms·
>95%, which is why they are called N95.
by supermatt 7y ago
>95%, which is why they are called N95.
- Symmetry 7y agoThey're guaranteed to stop 95% of the hardest to stop particulates which actually tend to be somewhat larger than viruses.
- supermatt 7y agoYes, i was correcting you on your statement of 99%+. Its >95% of 0.3 micron particles, but as coronavirus is smaller it would be LESS than that - not more).