By Steven Reinberg
FRIDAY, July 24, 2020 (HealthDay Information) — When it comes to selfmade face masks, two or 3 layers of cloth is finest, researchers say.
That’s what you will need to hold droplets from your nose and mouth from spreading the virus, the Australian experts identified.
A number of types of material have been proposed for generating masks, but there is small or no proof of how effective they are, the staff noted.
For the study, the researchers in contrast one- and double-layer cotton face masks (with a thread depend