 |
| |||
| waste pipe | |||
| house conduit, service pipe, sewage drains | |||
| exhaust line | |||
| cooling air exhaust duct; drain pipe | |||
| discharge pipe | |||
| conduite d 'évacuation: 17 phrases in 10 subjects |
| Chemistry | 1 |
| Energy industry | 1 |
| Environment | 3 |
| Law | 1 |
| Materials science | 3 |
| Mechanic engineering | 1 |
| Metallurgy | 2 |
| Municipal planning | 1 |
| Natural resourses and wildlife conservation | 2 |
| Transport | 2 |