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Tag: maskless

Research: Surgical masks only filter about 10% of aerosol droplets

A new Canadian study has shown that most common face masks, primarily due to problems with fit, filter about 10 per cent of exhaled aerosol droplets.  More...

April 25, 2022 Coronaheadsup.com Coronavirus, Facemasks, Health, Infection, PPE, Transmission
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