Thermosiphon

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Notion

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Science and technology

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What Wikipedia says

A thermosiphon (or thermosyphon) is a device that employs a method of passive heat exchange based on natural convection, which circulates a fluid without the necessity of a mechanical pump.

Excerpt from the Wikipedia article “Thermosiphon”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: David Monniaux, CC BY-SA 3.0, via Wikimedia Commons.