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Heron's fountain
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Heron's fountain is a hydraulic machine invented by the 1st century AD inventor, mathematician, and physicist Heron of Alexandria.
Executed example of a Heron's fountain in operation
Executed example of a Heron's fountain in operation
A reconstruction of Heron's fountain, at the Kotsanas Museum of Ancient Greek Technology, in Athens.
A reconstruction of Heron's fountain, at the Kotsanas Museum of Ancient Greek Technology, in Athens.
Siphon
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A siphon is any of a wide variety of devices that involve the flow of liquids through tubes. In a narrower sense, the word refers particularly to a tube in an inverted "U" shape, which causes a liquid
Heron's fountain
…of the spout being held constant, the fountain could operate for a far greater time interval. Its action may seem less paradoxical if considered as a siphon, but with the upper arch of the tube removed, and the air pressure between the two lower containers providing the positive pressure to lift the water…
Siphoning beer after the first fermentation
Siphoning beer after the first fermentation
Siphon irrigation of cotton at St George, Queensland.
Siphon irrigation of cotton at St George, Queensland.
A siphon used for homebrewing beer
A siphon used for homebrewing beer
Siphon spillways draining a reservoir along the Boardman River near Traverse City, Michigan, in 2017
Siphon spillways draining a reservoir along the Boardman River near Traverse City, Michigan, in 2017