1792- the patent is published for a toilet that flushes itself at regular intervals
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https://youtu.be/DOlHhlrAmFQ
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https://youtu.be/Bm7d5iTZ7Kw
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https://youtu.be/cE04cGwSOGs
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https://youtu.be/4lwd2Fukh_E
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https://youtu.be/BQXtujIecCE
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https://youtu.be/mjUlGpip4SE
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https://youtu.be/jV6fvDe10oo
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https://m.youtube.com/watch?v=w688W8duDZs