UV light is highly effective at killing germs ... and a number of other illnesses. Sanitizing wands allow you to wave UVC light over anything you might want to disinfect, including counters ...

The average person’s experience with an ultraviolet (UV) wand is getting a cavity at the dentist. However, anyone with a resin-based 3d printer knows how important a UV curing system is.

SEATTLE: Boeing Co said on Friday it is developing a hand-held wand that emits ultraviolet light to neutralize bacteria and viruses, part of a suite of methods to disinfect flight deck surfaces ...