3 ms·
n95 masks use electret filters, which allows them to capture particles much smaller than the 0.3 micron mesh size - such as coronavirus virions.
by dTal 1y ago
n95 masks use electret filters, which allows them to capture particles much smaller than the 0.3 micron mesh size - such as coronavirus virions.
- ddingus 1y agoInteresting! I did not know that.