Which substance is NOT considered to be "Oil" under the pollution prevention regulations?
Official USCG Answer & Rule Citation
Correct Answer: Option D — Oil mixed with dredge spoil
Under 33 CFR 151.05 and MARPOL Annex I, oil mixed with dredge spoil is specifically excluded from the regulatory definition of oil, unlike fuel oils, sludge, and oil refuse which fall under strict pollution prevention standards.
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