Dear All Thanks for your ...
Published by Hussein Ibrahim, Previous Eastern Nile Watershed Development and Management - General Agricultural Specialist
Dear All Thanks for your answers and Comments ,,,Then I think that we need primary stilling Tanks for the coagulation process by adding some chemical that accelerate the accumulation of slitting eg. and then connected this tank with Re-washable Sand Filter for more purification , we need some such means in Rural Areas , BR, Hussein