GASCO Exit Exam • Set 10 Question 24 of 30
Onboard an LNG carrier, under what circumstances is purging or gassing up with LNG vapor is critical prior to cool down of cargo tanks?
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Direct Answer
Option B: If inert gas has been used for inerting
The correct answer is If inert gas has been used for inerting. This complies with established gas tanker operational standards, thermodynamics, and the IGC Code safety requirements.
All Options
A
If nitrogen has been used for inerting
B
If inert gas has been used for inerting
(Correct Answer)
C
If time available for cool down is very short
D
If shore supply for cool down is not availabl
Detailed Explanation & Context
The correct answer is If inert gas has been used for inerting. This complies with established gas tanker operational standards, thermodynamics, and the IGC Code safety requirements.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Liquefied Gas Tanker Cargo Operations (GASCO).
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