Multiple Choice
In the petroleum industry,what does a refinery do?
A) It separates crude oil into fractions consisting of compounds with similar boiling points.
B) It separates crude oil from the coal with which it is almost always found.
C) It mixes natural gas or coal with crude oil in order to remove the impurities from the crude oil.
D) It produces the machinery by which crude oil is removed from the grounD.
Correct Answer:

Verified
Correct Answer:
Verified
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