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Author Question: What is the first step in treating raw sewage? A) filtration of solids B) removal of fine ... (Read 79 times)

s.tung

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on: Jul 29, 2018
What is the first step in treating raw sewage?
 
  A) filtration of solids
  B) removal of fine particles by settling
  C) removal of grit by settling
  D) removal of sludge
  E) disinfection

Question 2

Which of the following statements about sewage is not true?
 
  A) All municipalities must treat sewage the same way.
  B) All municipalities must treat sewage.
  C) Once treated, sewage is released to the environment.
  D) Treated sewage becomes drinking water downstream.
  E) None of the above are true.


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swimkari

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: A


s.tung

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Reply 2 on: Jul 29, 2018
Gracias!

triiciiaa

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Reply 3 on: Yesterday
Excellent

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