In a municipal wastewater treatment plant, the primary treatment step includes ________________
A) letting sewage sit in large settling tanks so suspended solids settle out
B) adding bacteria to the sewage
C) stirring the sewage to increase oxidation
D) micro- filtering the sewage
E) chlorinating the sewage
Correct Answer:
Verified
Q5: Q6: A recent study has revealed that chlorinated Q7: Read the following scenario and answer the Q8: Read the following scenario and answer the Q9: Xeriscaping can save water by _. Q11: An artesian aquifer occurs where _. Q12: Which of the following best describes a Q13: Read the following scenario and answer the Q14: Read the following scenario and answer the Q15: The fish in the lake at the
A)creating wetlands
A)a well
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