Tuesday, 1 September 2020

Face masks with exhale valves may hamper Covid-19 mitigation efforts: Study Face masks with exhale valves and face shields may not be as effective as regular masks in restricting the spread of aerosol droplets, and could potentially hamper Covid-19 mitigation efforts, researchers, including those of Indian origin, have found.


via Science News - Times of India https://ift.tt/3hPJOhH

No comments:

Post a Comment