Torricelli's experiment

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Notion

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Science and technology

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What Wikipedia says

Torricelli's experiment was invented in Pisa in 1644 by the Italian scientist Evangelista Torricelli (1608-1647). The purpose of his experiment is to prove that the source of "horror of the vacuum" by nature comes from atmospheric pressure.

Excerpt from the Wikipedia article “Torricelli's experiment”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Auteur inconnu, Public domain, via Wikimedia Commons.