A large fire has developed in the HFO centrifuge room accessed by door "E". To combat the fire you should __________. SF-0013

Correct Answer: Option C — cool adjoining horizontal and vertical surfaces before opening the door to extinguish the fire

Cooling adjoining surfaces is a critical firefighting tactic to prevent heat transfer and structural failure. By cooling the bulkheads and decks surrounding the fire, you prevent the spread of flames to adjacent spaces and ensure the integrity of the compartment boundaries before attempting to enter and extinguish.