Oxygen Analyzer: what is your key finding in measuring oxygen level?
Direct Answer
Option B: Portable oxygen analyzers are normally used to determine whether the atmosphere inside an enclosed space (cargo tank for example) may be considered fully inerted or safe for entry.
The primary objective of using a portable oxygen analyzer on a tanker is to ensure the atmosphere is safe for human entry (21% O2) or to verify the efficacy of inert gas systems to prevent combustion.
All Options
Detailed Explanation & Context
The primary objective of using a portable oxygen analyzer on a tanker is to ensure the atmosphere is safe for human entry (21% O2) or to verify the efficacy of inert gas systems to prevent combustion.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Oil Tanker Cargo Operations (TASCO).
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