How To Make Water Pump without Electricity Using Syringes And Bearing Balls

How To Make Water Pump without Electricity
How To Make Water Hand Pump Using Syringes And Bearing Balls
In this video I will show you a working model of water hand pump.
After watching this video you will be able to make a working model of water hand pump.
Water hand pump is a great idea for high school science project.
This is a fantastic idea for science festival.
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