Which treatment method(s) are used in primary wastewater treatment?
A) biological
B) chemical
C) physical separation
D) biological, chemical, and physical separation

Question

Quizplus · Accepted Answer

Primary wastewater treatment mainly involves physical separation methods like sedimentation, screening, and flotation to remove coarse solids, debris, and oils/greases from the wastewater. There is no involvement of any biological or chemical treatment methods in primary treatment.

Which Treatment Method(s) Are Used in Primary Wastewater Treatment