Cloth face masks offer two-way protection, benefitting both the wearer and those around them.
Source: https://www.livescience.com/cloth-face-mask-wearer-covid-19-protection.html
Only the Autodidact is Free
Cloth face masks offer two-way protection, benefitting both the wearer and those around them.
Source: https://www.livescience.com/cloth-face-mask-wearer-covid-19-protection.html