We use this piece of hardware every day but we have no idea how it works. Why does pouring water inside your toilet causes an automatic flush? It has something to do with a special tube, the siphon. Why does it matter in the process?
In this video we're gonna explore the world of toilets: from the country that was the fist one to introduced toilet paper to the country which has transparent public toilets. By the way, there's even World Toilet Day. It's celebrated in November and is dedicated to the problems with hygiene in the world...
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