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Ability of Fabric Face Mask Materials to Filter Ultrafine Particles at Coughing Velocity.
OBJECTIVE:We examined the ability of fabrics which might be used to create home-made face masks to filter out ultrafine (0.02-0.1 µm) particles at the velocity of adult human coughing. METHODS:Twenty commonly available fabrics...
Published by: BMJ Open
Published on: Oct 24, 2020