3 ms·
AFAIK, masks are (mostly) not for the virus, they're for the droplets. The droplets are much larger. [0]: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3785820/
by hwbehrens 7y ago
AFAIK, masks are (mostly) not for the virus, they're for the droplets. The droplets are much larger.
[0]: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3785820/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3785820/
[1]: https://www.ncbi.nlm.nih.gov/pubmed/18158720 https://www.ncbi.nlm.nih.gov/pubmed/18158720