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Author Question: What is the first step in treating raw sewage? A) filtration of solids B) removal of fine ... (Read 72 times)

s.tung

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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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Answer to Question 1

Answer: A

Answer to Question 2

Answer: A




s.tung

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Reply 2 on: Jul 29, 2018
:D TYSM


carojassy25

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

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