Flutter Windmill floats on farm pond to pump water to shore www. econologica.org/flo-pump.html
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Ecologica - you guys are ingenious! I love all of your designs. Brilliant.
CablloBlanco 2 years ago
Congratulations !
paulcloesen 3 years ago
Hey this looks pretty cool , free energy to pump water
terexmechanic 3 years ago