Distinguish between sewage and effluent.
Sewage | Effluent |
1. It is the wastewater produced by the community of people. | 1. It is the wastewater, which is discharged into sewers from industrial or commercial premises. |
2. It generally comprises excreta of humans, animals, etc. | 2. It is anything other than waste from toilets or kitchens, domestic sewage, or surface water. |
3. Sewage is a mixture of biological and chemical materials. | 3. Effluent refers to sewage, which has been treated in a sewage treatment plant or septic tank. |