_____________ base crude oil is also called asphaltic crude?
Correct answer: B. Naphthenic
- A. Paraffinic
- B. Naphthenic
- C. Mixed
- D. Aromatic
Explanation
Naphthenic-base crude contains substantial cycloparaffinic material and yields asphaltic residues, so it is commonly called asphaltic crude. Paraffinic crudes instead tend to yield wax-rich products.
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