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+--- Thread: [Sci-Am] How to Use Masks during the Coronavirus Pandemic (/Thread-Sci-Am-How-to-Use-Masks-during-the-Coronavirus-Pandemic)
[Sci-Am] How to Use Masks during the Coronavirus Pandemic - Scientific American - 2020-11-14
How to Use Masks during the Coronavirus Pandemic
What kinds of face coverings work for protection against COVID-19? How do you use them safely? A series of simple steps outlines the answers
-- Read more on ScientificAmerican.com
https://www.scientificamerican.com/article/how-to-use-masks-during-the-coronavirus-pandemic/