N95 Facial Masks

Protective face masks can be safely reused

UMass researchers show that sterilized face masks will protect our health care providers who are working under extraordinary conditions.

It could slow the COVID19 pandemic and ease a critical equipment shortage endangering medical workers and patients worldwide.

Richard Peltier, professor of environmental health sciences in the School of Public Health and Health Sciences, is testing N95 masks in the lab to see if they are still effective at blocking infectious particles after sterilization. While there was concern that sterilization might substantially degrade the filter material, causing it to function improperly, this turned out not to be the case. “They work just as well after sterilization,” Peltier says.

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March 27, 2020