Dan Rojas Solar Cooker inexpensive mass distribution Parabolic Oven Cooking FREE ENERGY04:33

  • 0
Published on June 6, 2017

This is the simplest design from inexpensive material with easy cargo handling and on-site setup. The focal length can be altered for shorter settings but a 1.5:1 ratio to diameter is the sweet spot.

Enjoyed this video?
"No Thanks. Please Close This Box!"