MakeYourMask: COVID19, Face Masks & Why You Shouldn't Ignore The Protective Layer

The New England Journal of Medicine released a report which suggested that scientists were at a consensus that the diameter of the 2019-nCoV particles varied from about 60 to 140 nm—that means as small as 0.06 microns all the way to 0.14 microns.

from Top Tech News- News18.com https://ift.tt/2wj9IYC

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