Question 5 of 30
Under MARPOL Annex I, crude oil tankers of 20,000 tons deadweight (DWT) and above delivered after June 1, 1982, must be fitted with a tank cleaning system known as:
A
Water Washing (WW)
B
Crude Oil Washing (COW)
C
Chemical Solvent Flushes (CSF)
D
High-Pressure Steam Scubbing (HPSS)
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Answer & Explanation
The correct answer is Option B: Crude Oil Washing (COW).
Crude Oil Washing (COW) is a system of cleaning cargo tanks by using the crude oil cargo itself through fixed tank cleaning machines, which helps prevent sludge build-up and reduces the amount of oily waste generated.