| |||
| Wetterbohrloch zur Tagesoberfläche | |||
|
air stack : 8 phrases in 5 subjects |
| Chemistry | 1 |
| General | 1 |
| Natural resourses and wildlife conservation | 1 |
| Nuclear physics | 4 |
| Technology | 1 |
| |||
| Wetterbohrloch zur Tagesoberfläche | |||
|
air stack : 8 phrases in 5 subjects |
| Chemistry | 1 |
| General | 1 |
| Natural resourses and wildlife conservation | 1 |
| Nuclear physics | 4 |
| Technology | 1 |