 |
| |||
| substances that deplete the ozone layer | |||
| Stoffe, die zum Abbau der Ozonschicht führen: 5 phrases in 2 subjects |
| Environment | 4 |
| Foreign trade | 1 |
|
| |||
| substances that deplete the ozone layer | |||
| Stoffe, die zum Abbau der Ozonschicht führen: 5 phrases in 2 subjects |
| Environment | 4 |
| Foreign trade | 1 |