6 ms·
It's also not at all clear that N95 masks are meaningfully superior to surgical masks. One of several studies on the topic: https://www.ncbi.nlm.nih.gov/pmc/ar
by Fomite 7y ago
It's also not at all clear that N95 masks are meaningfully superior to surgical masks.
One of several studies on the topic: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4868605/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4868605/