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19 comments
Is the last pic the criticality blue glow from reactors?
29 2 ReplyAh, it’s a photo of a mercury arc rectifier (which is more electrical engineering, maybe?), not, Cherenkov radiation.
55 0 Reply"Mercury" and "arc" on the same sentence do really, really not make one imagine something that perfectly fine to use or be around in operation.
24 0 Reply
Nah it’s a glass something that has to do with electricity but I forgot what
5 2 Reply
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