OCTCO/OCTF Exit Exam • Set 2 Question 7 of 30
What is the purpose of flame screens fitted on tank vent outlets?
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Direct Answer
Option B: Prevent passage of external sparks/flames into cargo tank vapor space
Flame screens utilize wire mesh elements to quench external flames and sparks, preventing propagation into the flammable cargo tank vapor space during breathing or loading cycles.
All Options
A
Keep birds out
B
Prevent passage of external sparks/flames into cargo tank vapor space
(Correct Answer)
C
Stop liquid splash
D
Filter dust
Detailed Explanation & Context
Flame screens utilize wire mesh elements to quench external flames and sparks, preventing propagation into the flammable cargo tank vapor space during breathing or loading cycles.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Oil and Chemical Tanker Cargo Operations (OCTCO/OCTF).
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