A(n) __________ must be added to a solution that is too acidic.
A. reagent
B. effluent
C. influent
Answer: A
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Which of the following is the symbol for an internal floating roof tank?
A. 
B. 
C. 
D. 
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____________________ refers to the water that flows up the mouth of a river with rising or in-flowing ocean tides
Fill in the blank(s) with the appropriate word(s).
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A series loop hydronic system is not desirable for use in a large residence because ____.
A. all of the heated water will flow to all rooms B. some rooms will overheat before other rooms are warm C. they are extremely noisy D. both a and b
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When replacing a timing belt, many experts and vehicle manufacturers recommend that what other part(s) should be replaced?
A) Water pump B) Tensioner assembly C) Camshaft oil seal(s) D) All of the above
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