Ihatemath3234 Ihatemath3234
  • 03-11-2021
  • Geography
contestada

name three system for treating sewage before it flow out through waterway.

Respuesta :

matthewmartinez1129 matthewmartinez1129
  • 03-11-2021

Answer:

There are three basic biological treatment methods: the trickling filter, the activated sludge process, and the oxidation pond. A fourth, less common method is the rotating biological contacter.

-midnight-

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