Maybe you should read up about UV-C light.China is using UV light to disinfect the corona virus
UVD Robots is another robotics company, based in Odense, Denmark, that has sent hundreds of robots to the front lines in the battle against coronavirus. It has dispatched disinfection robots to Wuhan as well as hospitals in Rome and Veneto, a region in northern Italy that has been hard hit by the epidemic. The machines emit powerful ultraviolet light that can decontaminate surfaces By tearing apart strands of virus DNA. After mapping their environment, such as hospital corridors and patient rooms, they move around autonomously guided by lidar, shining 360-degree UV-C light from a mast.
https://www.cnbc.com/2020/03/18/how...d-telemedicine-to-combat-the-coronavirus.html
It is INCREDIBLY dangerous to humans. It can damage your eyes in seconds. It can give you serious sunburn in less than a few minutes.





