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Is this... safe? (lemmy.world)

submitted 1 week ago by [email protected] to c/[email protected]

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[–] [email protected] 0 points 1 week ago* (last edited 1 week ago) (1 children)

Looks like a black light overhead causing everything fluorescent to glow.

Edit: Not even just looks like. That's exactly what it is.

[–] [email protected] 0 points 1 week ago

Well yeah; to see the glowing effect of Uranium glass, you need to put it under a UV light.