Sedimentation is a physical water treatment process using gravity to remove suspended solids from water. Solid particles entrained by the turbulence of moving water may be removed naturally by sedimentation in the still water
Why is alum added to water? Because water does not like to be alone. It wants somebody's company.No. Alum is added to purify water.
Alum is aluminium sulfate.It acts as a coagulant. A coagulant attracts and binds with extreme