What type of liquid is used in the liquid P/V breaker?
Direct Answer
Option B: Water-antifreeze mixture
The P/V breaker's liquid serves as a seal to prevent cargo vapor escape and maintain tank pressure. A water-antifreeze mixture is used to prevent freezing in cold weather, which could compromise the seal and lead to dangerous pressure fluctuations or cargo loss, as per ISGOTT guidelines.
All Options
Detailed Explanation & Context
The P/V breaker's liquid serves as a seal to prevent cargo vapor escape and maintain tank pressure. A water-antifreeze mixture is used to prevent freezing in cold weather, which could compromise the seal and lead to dangerous pressure fluctuations or cargo loss, as per ISGOTT guidelines.
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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