Published on May 4, 2017
This is the Green Heat Sink in action with a large Fresnel Lens. 30 ounces of water boiled in 10 minutes fro 75F acting as a solar scorcher.
This is the Green Heat Sink in action with a large Fresnel Lens. 30 ounces of water boiled in 10 minutes fro 75F acting as a solar scorcher.