Third layer’s the charm: Top doc unveils new face mask recommendations

DM

OTTAWA — The country’s top doctor unveiled new recommendations Tuesday for non-medical masks, saying they should be made of at least three layers and stressing their importance as the country heads indoors for winter amid a surging COVID-19 case count. Face masks should comprise two layers of tightly woven fabric such as cotton or linen, plus a third layer of a “filter-type fabric” such as polypropylene, according to the Public Health Agency of Canada.

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