Medical masks that kill the COVID-19 virus
Researchers put anti-microbial mask coatings to the test. Triiodide, salt, and graphene-nano silver take their turn on the lab bench. Face masks with COVID-fighting coatings may be the next frontier in PPE. At least one such mask is available commercially in Canada – using a triiodide coating – and researchers are investigating the virus-busting powers...
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