GASCO Exit Exam • Set 3 Question 6 of 30
An overdose of toxic petroleum vapour effects your sense of smell by
✓
Direct Answer
Option B: Taking it away completely
High concentrations of hydrocarbon vapors and toxic compounds (like H2S) rapidly cause olfactory fatigue, completely deadening the sense of smell.
All Options
A
Reducing it temporarily
B
Taking it away completely
(Correct Answer)
C
Improving it temporarily
D
Improving it permanently
Detailed Explanation & Context
High concentrations of hydrocarbon vapors and toxic compounds (like H2S) rapidly cause olfactory fatigue, completely deadening the sense of smell.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Liquefied Gas Tanker Cargo Operations (GASCO).
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