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Polhem's strange tap

Anna Gerdén

National Museum of Science and Technology

National Museum of Science and Technology
Stockholm, Sweden

Polhem's strange tap, a device for tapping a controled amount of liquid from a barrel. The tap is operated with a key. This was a remarkable invention in contemporary eyes. Christopher Polhem ment that this tap could be used to control the servants alcohol consumption.

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National Museum of Science and Technology

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