 |
| |||
| Brennsäure meta | |||
| Beizsäure f; Brennsäure f | |||
| pickling acid: 10 phrases in 5 subjects |
| Dentistry | 1 |
| Environment | 2 |
| Galvanoplasty | 1 |
| Metallurgy | 5 |
| Natural resourses and wildlife conservation | 1 |
|
| |||
| Brennsäure meta | |||
| Beizsäure f; Brennsäure f | |||
| pickling acid: 10 phrases in 5 subjects |
| Dentistry | 1 |
| Environment | 2 |
| Galvanoplasty | 1 |
| Metallurgy | 5 |
| Natural resourses and wildlife conservation | 1 |