Double-masking can increase your protection. But not all masks should be layered
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17 February 2021Double-masking can increase your protection. But not all masks should be layered
Quicker and easier spreading variants of the coronavirus are making some wonder if they should upgrade their mask, or double up with ones they already own. In a question posed to Curious Philly,—our platform where readers ask us questions and reporters hunt down the answers—a reader asked:
