AFF Exit Exam • Set 4 Question 21 of 30

The fire main system should be flushed with fresh water whenever possible to:

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Direct Answer

Option C: Help destroy marine growth

Flushing the fire main system with fresh water after use helps to reduce systemic scale formation by removing corrosive saltwater. This prolongs the life and efficiency of the piping and associated equipment.

All Options

Lubricate fire pump impellers

Reduce systemic scale formation

Help destroy marine growth (Correct Answer)

Minimize downstream supply pressure

Detailed Explanation & Context

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

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