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CHEMCO Exit Exam • Set 9 Question 13 of 30

Under what conditions given below, the Evaporation losses are more

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Direct Answer

Option C: Loading under non inerted conditions and discharging at atmospheric pressure

Evaporation losses are maximized when loading under non-inerted conditions and discharging at atmospheric pressure. This allows volatile components to escape freely into the atmosphere, a phenomenon explained by vapor pressure dynamics and addressed in ISGOTT regarding cargo handling.

All Options

A
Loading under inerted conditions and discharging under slightly more pressure
B
Loading under non inerted conditions and discharging under slightly more pressure
C
Loading under non inerted conditions and discharging at atmospheric pressure (Correct Answer)
D
Loading under inerted conditions and discharging under slightly more pressure

Detailed Explanation & Context

Evaporation losses are maximized when loading under non-inerted conditions and discharging at atmospheric pressure. This allows volatile components to escape freely into the atmosphere, a phenomenon explained by vapor pressure dynamics and addressed in ISGOTT regarding cargo handling.

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Chemical Tanker Cargo Operations (CHEMCO).

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