A gauging system employing a device which penetrates the tank and which, when in use, permits a small quantity of cargo vapour or liquid to escape to atmosphere is known as:
Direct Answer
Option B: Closed device which penetrates the cargo tank
Devices penetrating the tank that release small, controlled quantities of vapor/liquid during measurement (such as slip tubes) are categorized under IGC Code as closed penetrating or restricted gauging systems.
All Options
Detailed Explanation & Context
Devices penetrating the tank that release small, controlled quantities of vapor/liquid during measurement (such as slip tubes) are categorized under IGC Code as closed penetrating or restricted gauging systems.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Liquefied Gas Tanker Cargo Operations (LGTCO/LGTF).
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