Which of the following is not correct with respect to the effects of acids on treatment systems?

What is the MFI in s/L2 assumed for reverse osmosis hollow fibre?

What is the amount of phosphorus present in municipal wastewater?

At what pH should the water be maintained?

What is the minimum percentage of solids in wastewater?

What is the minimum flow rate for water treatment?

Which of the following means cannot be used for sterilisation?

Electro-coagulation process removes bacteria.