Innovative Nanofiber Membranes Boost Cloth Masks to Block Up to 99% of COVID-19 Virus Particles
| Date | 30th, Oct 2020 |
|---|---|
| Source | SciTechDaily - Scientific News Websites |
DESCRIPTION
The cloth masks many are sporting these days offer some protection against COVID-19. However, they typically provide much less than the professional N95 masks used...
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