How to Make Vacuum Pump and Vacuum Chamber
ฝัง
- เผยแพร่เมื่อ 5 ก.พ. 2025
- Learn how to make vacuum pump and vacuum chamber using 50 ml syringe , 500 g Mason Jar and 3 one way bicycle tube valve (Schrader or Presta valves or Dunlop valve). Almost material you can find from home or junkyard.
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