 |
| |||
| household sewage; domestic sewage | |||
| blackwater; lavatory water; soil | |||
| |||
| black water; brown water | |||
| eaux-vannes: 14 phrases in 8 subjects |
| Construction | 1 |
| Earth sciences | 1 |
| Environment | 3 |
| General | 1 |
| Laboratory equipment | 1 |
| Mechanic engineering | 5 |
| Metallurgy | 1 |
| Transport | 1 |