Type of ultraviolet light most effective at killing coronavirus is

UV lights come in a variety of different wavelengths, but not all are equally effective at disinfection. Researchers tested a number of commercially available lights to find the best.

New Type of Ultraviolet Light Makes Indoor Air as Safe as Outdoors

Does UV Light Kill COVID-19? - LightSources

222 nm UV Light: Far UVC Effectiveness and Safety - LightSources

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DT News - India - How to use Ultraviolet light (UVC) to fight COVID-19 effectively in dental clinics: Dr Ajay Bajaj

Can A UV Light Kill The Coronavirus? And Is It Safe To Use? : Goats and Soda : NPR

Can you kill coronavirus with UV light?

Scientists Consider Indoor Ultraviolet Light to Zap Coronavirus in the Air - The New York Times

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UV radiation kills virus that causes COVID-19 in lab, study finds