Hydrogen from Water:Not a free energy device but a great and clean way to store energy. In this article you will find helpful pictures and descriptions on how to make a device that can change water into hydrogen and oxygen and how to do it more efficiently. With the ability to make hydrogen you can do many other experiments like lighter than air balloons. A good intermediate project for a science fair. Excellent for any well versed hobbyist.Item# ---POWR3price--- $5