When rescuing a person from a confined space, what is the absolute priority required to consider the space safe for entry?
Direct Answer
Option B: Presence of oxygen (safe atmospheric level)
Before entering a confined space, the atmosphere must be verified safe for life support. Oxygen levels, as well as the presence of toxic or flammable gases, must be tested to ensure the space is safe for entry.
All Options
Detailed Explanation & Context
Before entering a confined space, the atmosphere must be verified safe for life support. Oxygen levels, as well as the presence of toxic or flammable gases, must be tested to ensure the space is safe for entry.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Personal Safety & Social Responsibilities (PSSR).
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