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arrow-up110arrow-down1external-linkSmashing idea: how East Germany invented 'unbreakable' drinking glasseswww.theguardian.combot@lemmy.smeargle.fansMB to Hacker News@lemmy.smeargle.fans · 4 months agomessage-square0fedilinkfile-textcross-posted to: [email protected][email protected][email protected]