Portland Oregon May 31 2019. UV-AB 8.25, UV-C 54, O2 20.7, C.P.M. 16, 0.133 uSv/hr
Big White Light In Sky!
6 years ago in #uvc by portlandchemsky (48)
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This post has received a 8.80% upvote from @swiftcash, thanks to @msg768 🤑
Thanks!