At which point, chemical addition for phosphorous removal can’t be carried out?

What is the one disadvantage of adding chemicals to bring about precipitation?

Sludge is disposed through ___

1 micrometer = ___

What is the product obtained when a coagulant is mixed with wastewater?

________ is provided after activated sludge process.

What is the density of alum content used in water treatment?

The clustered particles formed in the presence of a flocculant are called __