Cómo hacer una batería gigante
![](https://i.ytimg.com/vi/pFN-pK-woo0/mqdefault.jpg)
11:13
Free energy using charcoal powder and salt with 12v light bulb - Experiment at home
![](https://i.ytimg.com/vi/RY08xO-_11w/mqdefault.jpg)
6:29
Making a Simple Hydrogen Generator from Washers
![](https://i.ytimg.com/vi/tst56D7V2h4/mqdefault.jpg)
15:22
Batería casera recargable hierro y cobre , solar
![](https://i.ytimg.com/vi/aSuRPyjcdkI/mqdefault.jpg)
15:55
Can an 18th Century Battery Charge Your Phone?
![](https://i.ytimg.com/vi/CMR9z9Xr8GM/mqdefault.jpg)
17:08
Storing Solar Power on my ROOF!!!
![](https://i.ytimg.com/vi/yhu3s1ut3wM/mqdefault.jpg)
14:49
Flywheel Battery
![](https://i.ytimg.com/vi/sBIAWSCLKFA/mqdefault.jpg)
11:35
Hacer una batería de aire de aluminio de 4.5v - EP.2
![](https://i.ytimg.com/vi/azqfGgkFUEo/mqdefault.jpg)
23:24