Recentelijk toegevoegd
Vraag
Diesel-Petrol combination
Garbage
inductive charging
nuclear reactor
rape oil
solar energy
wood| Pos | Antwoord | Punten |
| 1 | Garbage | 32 |
| 2 | nuclear reactor | 28 |
| 3 | inductive charging | 26 |
| 4 | rape oil | 23 |
| 5 | Diesel-Petrol combination | 17 |
| 6 | wood | 17 |
| 7 | solar energy | 13 |
