Scientists who tested a variety of cloth face masks found that a nylon overlay significantly boosted how well they work. Researchers not involved... During World War II, nylon stockings disappeared ...
The U.S. Centers for Disease Control and Prevention (CDC) updated its mask-wearing advice over the weekend to clarify that some masks are more effective at preventing the spread of COVID than others ...
BANGKOK (Reuters) - Thailand's health authorities are encouraging people to make cloth face masks at home to guard against the spread of the coronavirus amid a shortage of surgical masks. Thailand, ...
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