Science
One Chart Shows The Best And Worst Face Mask Types, Based on The Latest Research – ScienceAlert
A mask made of multiple layers of high-thread-count cotton is preferable to one made from a dishcloth or cotton T-shirt.
A simple trick can reveal whether your face mask offers sufficient protection: Try blowing out a candle while wearing it. A good mask should prevent you from extinguishing the flame.
The rule isn’t foolproof, but it should help weed out masks that aren’t very protective.
Ever since the Centers for Disease Control and Prevention began recommending cloth masks for the general public in April, researchers have been evaluating the best materials for filtering the coronavirus. An ideal mask blocks …
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