 |
| |||
| water conditioning; water preparation; water processing; water purification (Reinigung); water treatment | |||
| water purification | |||
| treatment of water | |||
| water treatment Purification of water to make it suitable for drinking or for any other use | |||
| water conditioning (process) | |||
| TIA method of treating boiler feedwater | |||
| |||
| water treatment mobile | |||
| Wasseraufbereitung: 7 phrases in 3 subjects |
| Construction | 4 |
| Environment | 2 |
| Mechanic engineering | 1 |