Working system for free energy. The concept is very interesting and easy to follow.
https://www.youtube.com/watch?v=qQIhLys51Gk&feature=g-upl&context=G267b17dAUAAAAAAAGAA
https://www.youtube.com/watch?v=qQIhLys51Gk&feature=g-upl&context=G267b17dAUAAAAAAAGAA