AFF Exit Exam • Set 6 Question 30 of 30

The extinguishing agent most likely to allow re-ignition of a fire is:

✓

Direct Answer

Option C: Carbon dioxide

Carbon dioxide (CO2) extinguishes fire by displacing oxygen. However, it has minimal cooling effect, meaning that if the fuel remains hot enough, it can re-ignite once the CO2 dissipates and oxygen is reintroduced.

All Options

Water fog

Mechanical foam spray

Carbon dioxide (Correct Answer)

Dry chemical powder

Detailed Explanation & Context

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Fire Fighting (AFF).

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Q1 On cargo and miscellaneous vessels, what is NOT a required part of the fireman's outfit? Q2 A fire hose kept in its box should have a wrench and an: Q3 Actuating the fixed CO2 system should cause the automatic shutdown of the: Q4 During a fire onboard, communication is to be: Q5 A solid stream of water is produced by an all-purpose firefighting nozzle when the handle is: Q6 Immediately after extinguishing a fire with CO2, it is advisable to: Q7 Ships carrying more than 36 passengers should maintain a: Q8 During cargo operations, a deck fire has occurred due to a leaking cargo line. You should first: Q9 Radio station logs involving communication during a disaster shall be kept by the station licensee for at least: Q10 The deep fryer oil overheated because of a: