The University of New Mexico says cloth masks do not do the trick. Starting on Tuesday students, staff and faculty will now have to wear three-ply or better medical-grade masks. UNM says cloth masks ...
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How well do face masks protect against COVID-19?
The virus that causes COVID-19 spreads mainly through the air when a person coughs, sneezes, sings, talks or breathes. Virus particles can drift in the air and be inhaled, especially in crowded places ...
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