UV light is commonly used to disinfect surfaces and kill bacteria -- but can it work against the coronavirus? UV light is invisible to the human eye, but if we could see it, it would come after violet on the light spectrum, hence the name “ultraviolet” light.

Does UV light kill Wuhan Coronavirus (COVID-19)? One of the ways UV light is different from the light we can see is the way its high frequency affects organisms, such as bacteria and mold. Here's how these UV light sanitizers actually work. “You would literally be frying people,” says Dan Arnold, laughing in disbelief.

Because UVC rays have the shortest wavelength, and therefore highest energy, they are capable of killing bacteria and viruses, also called pathogens. It also blinds people, destroys skin and causes cancer. Here's everything we know about its effectiveness. The three main types of UV rays are UVA, UVB, and UVC. Yes. UV light is highly effective at killing germs.