Friday, July 24, 2020

Uncategories HEALTH-TIMES: Inventor of N95 mask came out of retirement to fight coronavirus

HEALTH-TIMES: Inventor of N95 mask came out of retirement to fight coronavirus

Harjot singh July 24, 2020 Leave a Reply

"Inventor of N95 mask came out of retirement to fight coronavirus" The inventor of the coveted N95 respirator had barely entered retirement before a global health crisis called him back to work.
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