Sci Show: Results show that layering a three-ply cloth mask over a medical mask (double masking) or securing a medical mask with an elastic brace provided the best protection against respiratory aerosols. Medical masks without modification blocked >56% of cough aerosols and >42% of exhaled aerosols.

Thursday, December 16, 2021

Results show that layering a three-ply cloth mask over a medical mask (double masking) or securing a medical mask with an elastic brace provided the best protection against respiratory aerosols. Medical masks without modification blocked >56% of cough aerosols and >42% of exhaled aerosols.

https://ift.tt/3yutgVm via /r/science https://ift.tt/3sfdQmT

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