Whoa!
This is a really clever usage of DIY skills. If you are fortunate enough to have a running flow of water in the vicinity, this home inventor shows you how to make hydro generator. There is a bit of machining involved as well which he shows you in his garage. NOTE: DO NOT TRY THESE TECHNIQUES WITHOUT THE SUPERVISION OF A PROFESSIONAL. There is usage of heavy equipment so you want to be safe.
Let’s check this power generator in action in the video on page 2
Big deal! This kind of technology been around for a min