Engine Refrigeration (Supplementary) USCG Q#305 (Set 5)

What is the correct color coding of refrigerant recovery cylinders regardless of the refrigerant contained within?

Official USCG Answer & Rule Citation

Correct Answer: Option B — yellow top and gray body

EPA and DOT standards mandate that all certified refrigerant recovery cylinders feature a distinct yellow top and a gray body to ensure immediate visual identification.

All Engine Refrigeration (Supplementary) Sets Practice Set 5