16:33

The "Impossible Torpedo" was real

10:13

Genius Bladeless Hydro Turbine is Cheaper Than Solar

10:28

Mini hydroelectric with screw turbine system. Free electrical energy science project

14:47

The Genius of Small Hydro Turbines

9:40

500 Watt Hydro Power System in Virginia (Overview)

10:33

Using a car alternator with a bike to power my home? How much energy can I produce?!

9:29

Micro Hydro

22:23

Farmer Built 2.5 kW Hydro Electric Pelton Turbine