Sprengel Vacuum Pump: The most efficient vacuum pump ever?

2017-02-04

[public] 1.28M views, 35.4K likes, 406 dislikes audio only

In this video I build and use a vacuum pump powered by falling mercury.

more about the pump: https://www.chemistryworld.com/opinion/classic-kit-sprengel-pump/1014874.article

Applied Science video: /youtube/video/r7NEI_C9Yh0

more 18th century technology using liquid mercury: /youtube/video/ms7x9bSlbcU

Help me make videos by donating here: https://www.patreon.com/CodysLab