I will show how to make a simple but yet powerful 220 volt generator. What you need is: -A commutator motoror or any other 12 volt motor; A screw driver chuck; A 12 to 220 volt uninterruptible power ...

The bicycle is a great invention. It is an extremely efficient method of transportation, even more so than walking. So why not harness that efficiency for other things? [Tony] had that same thought so ...