| NiMH |
![[bar]](/images/bluebox.gif){kind=small} 4/2% |
| NiCad |
0/0% |
| Lithium Ion |
3/1% |
| Hydrogen fuel cells |
41/16% |
| Alkaline |
1/0% |
| Zinc / Magnesium |
1/0% |
| Methane |
12/5% |
| Lemon juice |
21/8% |
| Wind |
6/2% |
| Sunlight |
62/24% |
| Tidal forces |
7/3% |
| Diesel |
1/0% |
| BioDiesel |
5/2% |
| Gasoline |
1/0% |
| Natural Gas |
2/1% |
| Greenhouse gasses |
10/4% |
| Camels |
83/32% |
| 260 total votes |