Ultraviolet UVC sanitizers can be dangerous and have ...- uv c sanitizer ,Aug 21, 2020·Ultraviolet light or UVC sanitizers aren't very protective against the novel coronavirus, according to the FDA, and can be dangerous to hands and eyes.: uv sanitizerJul 08, 2020·UV-C light is what's used by sanitizers to kill or inactivate microorganisms by destroying and disrupting their nucleic acids, Dr. Hollmig explains, so if the device is properly tested and ...