What is the mixed liquor?

Which of the following causes thickening of the biofilm?

Calculate the diameter of the flocculation zone for the following data: Flow: 200 m3/h. Height considered (SWD):3.5 m

What would happen if the tube settler is inclined greater than 60 degrees?

While designing a blower for backwash for multimedia filters without air scouring what is the velocity considered?

The liquid tends to move up through the interstices of contacting particles because of ___

The synthetic fibres used are temperature resistant.

The spindle is provided at the __ to support perforated plates.