CHEMCO Exit Exam • Set 8 Question 7 of 30
What is the maximum oxygen content below which flaming combustion will no longer occur?
✓
Direct Answer
Option B: 8%
An oxygen content of 8% or less in the tank atmosphere is generally considered the maximum level below which flaming combustion of most hydrocarbon cargoes will not occur, as per ISGOTT.
All Options
A
5%
B
8%
(Correct Answer)
C
10%
D
12%
Detailed Explanation & Context
An oxygen content of 8% or less in the tank atmosphere is generally considered the maximum level below which flaming combustion of most hydrocarbon cargoes will not occur, as per ISGOTT.
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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