As hospitals run out of protective gear and are forced to use masks over and over, scientists are looking for ways to make masks safer to reuse. This one would let hospitals make a simple machine to squeeze a longer life out of every mask they have.
Hospitals still don’t have enough masks for the nurses and doctors on the front lines of the coronavirus crisis—and in the U.S., at least 5,400 healthcare workers have been infected and at least 40 have died. N95 masks aren’t designed to be reusable, but many hospitals are now faced with no other choice. In New York City, nurses have reported being told to use the same mask for five shifts in a row.
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