Boating Coach
On the waterQuestion 532 of 566

When may you go under a swim platform that has exhaust outlets?

  1. Whenever the engines idle
  2. Only after the area has been properly aired out
  3. When you hold your breath
  4. When the platform is wet
Show answer

Correct answer: Only after the area has been properly aired out

Exhaust under the platform can hold CO until fresh air clears it.

Source: Safe Boating Guide (TP 511E, 2026), What You Should Know About Carbon Monoxide, page 67

All questionsPractice the topic "On the water"

Questions last reviewed: 18 October 2026