Still in short supply, N95 masks used over and over
June 29, 2020
Imagine breathing through a face-hugging N95 mask for an entire eight-hour nursing shift on a hospital floor.
Properly fitted, it clings tightly to the skin, protecting the wearer from breathing in pathogens such as the coronavirus that causes COVID-19.
But those filtered-out germs don't just vanish - the novel coronavirus can live up to 72 hours on surfaces, masks included. Just touching the outside of a contaminated respirator is risky, and it's considered the biggest danger of reusing them.