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By Shane Lasley
Metal Tech News 

COVID killing ultraviolet light discovery

Penn State research shows strontium may be key to broad use Metal Tech News Weekly Edition – July 1, 2020

Series: COVID-19 | Story 16

Last updated 7/10/2022 at 2:41pm

Ultraviolet UV light sterilization surgical N95 masks covid 19 virus coronavirus

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Ultraviolet light being used to disinfect facemasks at a hospital without the need for harsh chemicals.

Since the outbreak of COVID-19, ultraviolet light has emerged as a popular way to kill novel coronavirus without the use of harsh chemicals. While research has shown that UV light is an effective destroyer of viruses and bacteria, the devices that emit a strong enough dose to get the job done tend to be bulky and expensive.

"You have to ensure a sufficient UV light dose to kill all the viruses,...

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