USCG Exam PracticePollution prevention and environmental awareness
As defined in 33 CFR §151.05, 'oil residue (sludge)' is best described as which of the following?
- ✓ Residual waste oil products generated during normal ship operations, such as waste from fuel or lubricating oil purification and waste hydraulic and lubricating oilsCorrect
- B. Any residue of oil cargo from cargo tanks and cargo pump room bilges, including clingage and paraffin
- C. Water contaminated by oil resulting from leakage or maintenance work in machinery spaces
- D. A mixture in any form with any oil content, including slops from bilges
Why A is correct
33 CFR §151.05 defines oil residue (sludge) as residual waste oil products generated during normal ship operations, including waste from purification of fuel or lubricating oil, separated waste oil from filtering equipment, drip tray waste, and waste hydraulic and lubricating oils. Option B describes oil cargo residue, option C describes oily bilge water, and option D describes oily mixture.
Cited:33 CFR §151.05