USCG Exam PracticePollution prevention and environmental awareness
According to 33 CFR §151.05, 'graywater' is defined as drainage from which of the following sources?
- A. Toilets, urinals, and hospital spaces
- ✓ Dishwater, shower, laundry, bath, and washbasin drainsCorrect
- C. Cargo spaces and animal spaces
- D. Bilge wells, bilge piping, and tank tops
Why B is correct
33 CFR §151.05 defines graywater as drainage from dishwater, shower, laundry, bath, and washbasin drains. Drainage from toilets, urinals, hospitals, animal spaces, and cargo spaces is explicitly excluded from the graywater definition.
Cited:33 CFR §151.05