Sewage purification in natural way:
Sewage is purified by microorganisms present in sewage in an environmentally favourable condition to them. Microorganisms purify sewage either in the presence of oxygen or in the absence of oxygen also. When dissolved oxygen is completely utilised resulting no dissolved oxygen in the sewage, sewage attains a stingy condition commonly known as septic condition.
sandstone aquifer
sandstone aquifer
sandstone aquifer
Lakes are used for fishing, swimming, boating, sewage, drinking water(after purified), and much more. I hope this helps.
sludge.
It enters the sewer system where its further broken down by water action. It then reaches the sewage plant where waste is removed , water purified and the waste either burned off or land fill
No. Water Treatment is treatment of river water, surface, ground water etc for drinking purposes whereas sewage treatment is treatment of sewage i.e wastewater such as from Kitchens, toilets etc Linesh Chungath
its purified
Purified is the correct spelling.
purified
It is purified by heating or Chemical exposure.
The water was purified before they drank it. Purified water is the only water they drink.