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N95 respirators could offer robust protection from wildfire smoke

N95 respirators offer the best protection against wildfire smoke and other types of air pollution, performing better than synthetic, cotton and surgical masks. N95s were so effective in the lab experiments that the researchers estimate their widespread use could reduce hospital visits attributable to wildfire smoke by 22% to 39%.

source https://www.sciencedaily.com/releases/2021/09/210927143654.htm

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