_________ at the top prevent an outflow of the sludge blanket.

How can biofilm formation be prevented?

What is the average pressure at which the reverse osmosis operates for treating brackish water?

What is the minimum excess amount of chlorine required to corrode equipment?

What is the minimum flow rate for water treatment?

What is the head loss considered for the disc filter while designing it?

Which of these pollutants cannot be tolerated by the hollow fibre sheets?

Which of the following is an advantage of disc filter?