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Blue light is not UV. Yes, shining strong UV-B light on tissue causes DNA damage. I’m talking about the visible blue part of light spectrum. Eg 470nm: https://w

by manmal 9y ago

Blue light is not UV. Yes, shining strong UV-B light on tissue causes DNA damage. I’m talking about the visible blue part of light spectrum. Eg 470nm: https://www.ncbi.nlm.nih.gov/m/pubmed/23009190/ https://www.ncbi.nlm.nih.gov/m/pubmed/23009190/