water waste treatment - solid, liquid, aerobic and anarobic methods.?

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Solution

Waste treatment methods are:-

1. Physical methods like sedimentation (Clarification), screening, aeration, filtration, flotation and skimming.
2. Chemical methods like chlorination, ozonation, neutralization, coagulation, adsorption and ion Exchange.
3. Biological method like activated sludge treatment methods, trickling filtration, oxidation ponds, Lagoons, aerobic digestion and septic tanks

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