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| municipal water supply (The decision to create the Philadelphia Municipal Water Supply was a direct response to several disastrous yellow fever epidemics that brought tragedy to the ... Alexander Demidov) | |||
| public water supplies; public water supply | |||
| domestic water supply; potable water supply | |||
| хозяйственно-бытовое водоснабжение: 3 צירופים, 3 נושאים |
| אספקת מים | 1 |
| כללי | 1 |
| תעשיית האנרגיה | 1 |