In the event of a fire, the doors to stair tower must be closed to prevent the spread of fire by what?
Direct Answer
Option D: Convection
Closing fire doors prevents the spread of fire and smoke primarily through convection, which is the transfer of heat by the movement of hot gases and air. This compartmentalization is a key passive fire protection strategy as per SOLAS requirements.
All Options
Detailed Explanation & Context
Closing fire doors prevents the spread of fire and smoke primarily through convection, which is the transfer of heat by the movement of hot gases and air. This compartmentalization is a key passive fire protection strategy as per SOLAS requirements.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Fire Prevention & Fire Fighting (FPFF).
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