BBCNEWS The Travel Show March 30, 2022 01:47:00
This thing mightjust help to put people who are worried about what theyre touching at ease. with a push of a button, a high—energy beam of ultraviolet c light comes out from the leds, which the makers say effectively sanitises surfaces without the use of chemicals. to zap the nasties, you position the wand about three centimetres above what you want sanitised. admittedly, i do feel a little bit silly doing this, but i know how effective uvc light is, so id like to think its working. uvc works ...
Source: archive.org