▲ 12 r/RTDDenver
UV protection on windows of trains and buses?
Hi, I know this is a hyperspecific question, but I would like to know if there is any UV protective film on the windows, and if so, what kind it is specifically. I am trying to find out how much UVA radiation (315 - 400 nm) is blocked. Thanks!
u/Doog9Loog — 3 days ago