Face masks block as much as 90 per cent of coronavirus but can't stop transmission totally, Japan research study discovers

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A department store employee wears a face mask in Osaka on October 7. Photo: KyodoA department store employee wears a face mask in Osaka on October 7. Photo: Kyodo

An outlet store employee wears a face mask in Osaka on October 7. Photo: Kyodo

  • Researchers at the University of Tokyo used a pair of mannequin heads for their tests– one to wear the masks and the other to ‘cough’ coronavirus
  • They discovered that even when an N95 mask, used by physician, was fitted to the face with tape, some virus particles still sneaked in

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Japan

Reuters

Updated: 3: 15 pm, 22 Oct, 2020

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https://covid19globalcases.com/face-masks-block-as-much-as-90-per-cent-of-coronavirus-but-cant-stop-transmission-totally-japan-research-study-discovers/

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