The new corona protection effect of the mask is revealed The amount of virus inhaled by the cloth mask is reduced by between 20 and 40%, announces the University of Tokyo – ITmedia

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1. The new corona protection effect of the mask is revealed: the amount of virus inhaled by the cloth mask is reduced by 20-40%.
2. Effect of suppressing the spread of the virus with a mask and reducing inhalation Confirmed by the University of Tokyo, etc. NHK NEWS WEB
3. first in the world! Shows that the mask is effective in preventing the new crown (October 22, 2020) ANNnewsCH
4. The mask is still effective Todai proves it with a new crown and a wrist – Livedoor News livedoor
5. Verification of the mask with the real corona virus First in the world | Nittele NEWS24 Nittele NEWS24
6. See all articles in Google News