To disinfect a surface, you can illuminate it with a blast of ultraviolet (UV) light, which is bluer than the human eye can see. But to specifically inactivate SARS-CoV-2, the virus that causes COVID-19, which wavelengths are best? And how much radiation is enough?
Click here for original story, Determining which wavelengths of UV light work best for COVID-19 virus disinfection
Source: Phys.org