What is the maximum permissible velocity in horizontal flow type sedimentation tank?

The individual particle settling is hindered when the volumetric concentration is high.

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

Which of these process is involved in the removal of BOD and phosphorous?

What is the ratio of Polymer/Phosphate while adding polymer to a waste water in order to remove the phosphates present?

In countercurrent settling how is the solid suspension fed?

What is the ideal mixing time required for polymers?

How is the design velocity expressed mathematically for a discrete particle settling process?