Double-masking, knotting-and-tucking for snug fit reduces Covid-19 spread, US study shows ...Qatar

Making sure a mask fits snugly on the face and use of two masks is likely to significantly reduce a person's exposure to the coronavirus, laboratory experiments described by US health officials on Wednesday showed. The US Centers of Disease Control and Prevention (CDC) in January conducted experiments to see how well wearing a cloth mask over a three-ply medical procedure mask, and knotting the ear loops of a surgical mask and then tucking the excess material close to the face, protects against Covid-19. They found that both these methods helped reduce the exposure to potentially infected aerosols by more than 90% in laboratory simulations. Results from one experiment demonstrated that the

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Last updated : 10 February 2021 clock 08:30 PM

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Double-masking, knotting-and-tucking for snug fit reduces Covid-19 spread, US study shows ...Qatar

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