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Energy saltwater

Energy saltwater
  Electric Experiments Roobert33
5257   2.07M  

This project is very easy to do! Needed: an aluminium can, a thin copper plate, two spacers of rubber, a motor of 2-3 volts "cd rom motor". 1 liter of water with 2-3 tablespoons of salt. The duration of the time of rotation of the motor is over 7 minutes.


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