Sprengel Vacuum Pump: The most efficient vacuum pump ever?

Описание к видео Sprengel Vacuum Pump: The most efficient vacuum pump ever?

In this video I build and use a vacuum pump powered by falling mercury.
more about the pump: https://www.chemistryworld.com/opinio...
Applied Science video:    • How a Crookes radiometer works  
more 18th century technology using liquid mercury:    • Faraday Motor  
Help me make videos by donating here:   / codyslab  

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