Business Insider4y
One chart shows the best and worst face masks for coronavirus protection — and which situations they're suited for
The rule isn't foolproof, but it should help weed out masks that aren't very protective. The Centers for Disease Control and Prevention recommends multi-layer cloth masks for the general public.
Business Insider4y
Can homemade face masks help limit the spread of the coronavirus? Scientists can't agree, but here's what you need to know.
A cloth mask is much ... One key difference between homemade masks and others is their fabric. Most surgical masks, for example, are manufactured with a non-woven layer of material, which can ...