Explain the physical process of sewage treatment.

Explain the process of sewage water treatment before it can be discharged into natural bodies.

Explain the process of sewage water treatment before it can be discharged into natural bodies. Why this treatment is essential?

Explain the process of sewage water treatment before it can be discharged into natural water bodies . Why is this treatment essential ?

Explain the process of sewage treatment.

Explain the process of sewage water treacment before it can be discharged into natural water bodies . Why is this treatment essential ?

Explain the process of sewage water treacment before it can be discharged into natural water bodies . Why is this treatment essential ?

Explain the basic steps of sewage treatment.

Explain the role of microbes in sewage treatment.