Which of the following impurities is often present in oil and gas wel – McqOptions

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1.	Which of the following impurities is often present in oil and gas wells?
A.	Saline water
B.	Sulfides
C.	Saline water, sulfides and organic impurities such as ammonia
D.	Organic impurities such as ammonia
Answer» D. Organic impurities such as ammonia

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