BIGF Exit Exam • Set 3 Question 7 of 30

Cavitation effect can cause significant damage to the

✓

Direct Answer

Option C: both (a) and (b)

Anhydrous ammonia boils at -33.3°C; it is toxic, corrosive to copper and copper alloys, and has an alkaline, pungent odor.

All Options

pumps may lose suction

impeller surfaces

both (a) and (b) (Correct Answer)

none of the above

Detailed Explanation & Context

Anhydrous ammonia boils at -33.3°C; it is toxic, corrosive to copper and copper alloys, and has an alkaline, pungent odor.

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Basic Training for Ships subject to the IGF Code (BIGF).

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