3 ms·
>"UV-A has a wavelength in the range of 315 nanometers (nm) to 400 nm. UV-B, also known as medium wave light, has a wavelength of 280-315 nm; UV-C has a wavelen
by peter_d_sherman 6y ago
>"UV-A has a wavelength in the range of 315 nanometers (nm) to 400 nm. UV-B, also known as medium wave light, has a wavelength of 280-315 nm; UV-C has a wavelength of 200-280 nm."
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>"In her team’s research, they managed to kill the virus using cheaper and more readily available LED bulbs – 285 nm vs. 265 nm bulbs – which consume little energy and do not contain mercury like regular UV lamps."
- suifbwish 6y agoThere is a legitimate concern that there will be widespread skin burns with these since the light is invisible abs rapidly bakes tissue placed under it. Aside from the burns a few seconds under it will heavily disrupt dna in the burn area, increasing risk of cancer