What are the "physical methods" of wastewater treatment?

List out the chemical methods of wastewater treatment.

Which is not a physical method of waste water treatment. (i) Floatation (ii) Filtration (iii) Phyto remediation (iv) Oxidation

The method not used in the physical methods of waste treatment.

Name the three methods used for wastewater treatment?

What is the Physics?

______ is not a method of waste water treatment.

Explain biological methods of waste water treatment.

What is sewage treatment?

Oxidation pond is a ________ method of waste water treatment.