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Month: August 2021

High-efficiency masks up to six times better at filtering aerosols than cloth, surgical masks: Canadian study

By Tom Yun, CTVNews.ca Writer Click here for updates on this story     TORONTO, Ontario (CTV Network) — A recent study from engineering researchers in Ontario has found that high-efficiency masks are up to six times better at filtering aerosols compared to more commonly used cloth and surgical masks. Researchers at the University of Waterloo looked

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