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m4rtink
2mo ago
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IIRC from the Veritasium video[0] there is actually some hydrogen gas flowing at quite a high speed though the laser chamber to carry away the tin debris so that it does not accumulate on the mirrors.
[0]
https://www.youtube.com/watch?v=MiUHjLxm3V0
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greggsy
2mo ago
They account to every single tiny atom somehow too, but I think I fell asleep last time I watched the video.
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