Far ultraviolet-C light can reduce the level of airborne microbes in a room by more than 92%, according to a new study by researchers in the UK and the US. The result suggests that lamps operating at this wavelength could be used to combat common airborne viruses, including SARS-CoV-2, and thus prevent the transmission of diseases like COVID-19
https://physicsworld.com/a/far-uvc-light-zaps-airborne-pathogens-in-realistic-conditions/
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