Sedimentation is a physical process used in wastewater treatment to – McqOptions

MCQOPTIONS

1.	Sedimentation is a physical process used in wastewater treatment to
A.	remove particles that are more dense than water
B.	remove particles that are less dense than water
C.	none of the above
D.	remove the pertinacious material from the water
Answer» B. remove particles that are less dense than water

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