Machine-translated by Google. Questions are authored in English.
Top

Discussion

Tertiary or advanced treatment is used to remove

  • A.settleable solids in a primary tank
  • B.oxygen from the final effluent
  • C.nutrients and remaining fine solids
  • D.grit and large floating debris

Answer: C

Beyond secondary treatment, further steps take out nitrogen, phosphorus, residual solids and specific chemicals, using filtration, chemical precipitation or biological nutrient removal. It is applied where the receiving water is particularly sensitive.

No comment is present. Be the first to comment.
Loading…

Post your comment

Please log in or register to post a comment.