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Energy Efficient Electric Amphibious Vehicles
Top Tips for a Power Station to increase its efficiency.
Hand Power Electricity Generation
DIY Air-Lift Pump (Version1) Experiment
Living a Greener More Energy Efficient Life
The Transportation of the Future, HEV Bus
Work, Power, and the Conservation of Energy through Roller Coasters
100 Ways to Reduce Your Impact
Engineer Your Own Electric Motorcycle!
Posted:May 26, 2009
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