BIGF Exit Exam • Set 3 Question 19 of 30

What are the acid gases removed in liquefaction plant?

✓

Direct Answer

Option C: both (a) and (b)

Acid gases like carbon dioxide (CO2) and hydrogen sulfide (H2S) must be scrubbed from natural gas before liquefaction to prevent corrosion and freezing.

All Options

carbon dioxide

none of the above

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

hydrogen sulphide

Detailed Explanation & Context

Acid gases like carbon dioxide (CO2) and hydrogen sulfide (H2S) must be scrubbed from natural gas before liquefaction to prevent corrosion and freezing.

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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