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mireiajordan mireiajordan
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6 years ago
To protect against corrosion and oxidation, galvanized pipe is electroplated with a coating of _____.
 
  a. lead
  b. zinc
  c. copper
  d. magnesium


[Ques. 2] After water is pumped from a river or lake to a water treatment plant, the first step of treatment is _____.
 
  a. aeration
  b. clarification
  c. coagulation
  d. filtration


[Ques. 3] To dissolve carbon dioxide and to oxidize iron and manganese, water treatment systems use _____.
 
  a. aerators
  b. softeners
  c. precipitates
  d. coagulation


[Ques. 4] More gallons per minute can be pumped from a well that is _____.
 
  a. shallower
  b. deeper
  c. narrower
  d. wider


[Ques. 5] A homeowner is having a well installed in an area where the water table is 30 feet below the surface. The type
  of well installed will most likely be dug or _____.
 
  a. driven
  b. drilled
  c. bored
  d. deep
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BetardsamereBetardsamere
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Posts: 331
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6 years ago
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mireiajordan Author
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#2
6 years ago
Excellent response
wrote...
#3
6 years ago
Thank you
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