3 ms·
I wonder how one can test if the amount of UV light reflected from the surface is dangerous? Alternatively, determine what is the percentage of the UV light abs
by exo762 6y ago
I wonder how one can test if the amount of UV light reflected from the surface is dangerous? Alternatively, determine what is the percentage of the UV light absorbed?
- adrianN 6y agoThere are low cost armlets that change color when exposed to UV (they're supposed to tell you when you should get out of the sun). I imagine they would also work for UV-C.
- ballenf 6y agoBananas work well for that according to BigClive: https://www.youtube.com/watch?v=7lzq6LuVWH0 https://www.youtube.com/watch?v=7lzq6LuVWH0