 |
| Luftschicht: 50 phrases in 14 subjects |
| Aerodynamics | 6 |
| Artillery | 2 |
| Aviation | 3 |
| Building structures | 1 |
| Construction | 1 |
| Geology | 5 |
| Geophysics | 2 |
| Metrology | 12 |
| Military | 3 |
| Missiles | 5 |
| Natural resourses and wildlife conservation | 2 |
| Nuclear physics | 5 |
| Oceanography & oceanology | 1 |
| Paragliding | 2 |