Now do that with Pu-239. https://twitter.com/cctv_idiots/status/1254388121430396928 …
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That was how optical gyros were assembled, back before optical fiber was abundant and high-quality. Clean warm glass, clamped together, pull a vacuum around it, wait three days. (So I was told by my father who worked on guidance systems for 30 years.)
Thanks. Twitter will use this to make your timeline better. UndoUndo
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