go look up UV-A
then read all the words in this: https://www.ledsmagazine.com/lighting-health-wellbeing/article/14168377/lrc-studies-the-use-of-uva-led-lighting-to-disinfect-hospital-room
Doesn't say anything about it going through glass in your article.
Doesn't say anything about it going through glass in your article.
ugh, you are one of those lazy spods who don't read a post
"go look up UV-A"
"UVA is much closer to the visible spectrum than UVB. About 75% of UVA passes through ordinary glass"
the link was to illustrate that UV-A also kills viruses, get it now?
I stand corrected.
The point I'm originally making though is that masks are horseshit and don't protect against viruses anyway. They protect against bacteria, but not viruses. Therefore I will never wear one to "protect against a virus".
(post is archived)