http://www.youtube.com/watch?v=9eY0xh23Anc
Appropriate technology to make a mold for solar cookers. Then any available sheet material can be used over the mold as the backing for a reflective solar dish.
http://www.youtube.com/watch?v=9eY0xh23Anc
Appropriate technology to make a mold for solar cookers. Then any available sheet material can be used over the mold as the backing for a reflective solar dish.