 |
| |||
| purified water | |||
| treated water | |||
| purified sewage; purified wastewater | |||
|
eau traitee : 19 Phrasen in 10 Thematiken |
| Bauwesen | 1 |
| Chemie | 2 |
| Geologie | 1 |
| Hydrologie | 1 |
| Metallurgie | 1 |
| Natürliche Ressourcen und Artenschutz | 3 |
| Naturwissenschaften | 1 |
| Papier- und Zellstoffindustrie | 1 |
| Umwelt | 6 |
| Wasservorkommen | 2 |