Building A Water Scrubber for clean water.
Making a simple vande graaf electrostatic generator
Micro wind power geneator with a Savonius rotor
Making a solar heat hot water absorber
making a solar cell in your kitchen
make yourself a flat panel solar cell
The Geet release technology here now for fre
An easy to build and operate Induction generator
Lord Kelvin electrostatic generatro
Portable light plants and generators
Wimhurst electrostatic machine and how to build one
Build your own 4 foot tornado generator
make your light bulbs last longer
a simple demonstration of a fuel cell