4 ms·
What if masks give better protection against aerosol than droplets. So far it seems mask wearing has been unreasonably effective, eg Tokyo and Taiwan.
by sunstone 6y ago
What if masks give better protection against aerosol than droplets. So far it seems mask wearing has been unreasonably effective, eg Tokyo and Taiwan.
- tridentlead 6y agoOther way around, droplets are bigger and more effectively filtered usually.