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A comment on The end of the pandemic is near. Parent comment
20% to 80% of filters is not good enough in a healthcare setting since a provider may be in a room absolutely filled with virus particles.
In a public setting, 20% to 80% might be enough to limit incidental viral loads enough to prevent infection.
It's hard to define the effectiveness across a wide variety of settings a cloth mask might be used in.
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20% to 80% of filters is not good enough in a healthcare setting since a provider may be in a room absolutely filled with virus particles.
In a public setting, 20% to 80% might be enough to limit incidental viral loads enough to prevent infection.
It's hard to define the effectiveness across a wide variety of settings a cloth mask might be used in.