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FPFF Exit Exam • Set 6 Question 19 of 30

What do the words ‘spontaneously combustion’ mean?

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Direct Answer

Option D: the substance can catch fire by itself without an external source of heat or ignition

The correct answer is 'the substance can catch fire by itself without an external source of heat or ignition'. This is a standard requirement and safety procedure under DG Shipping STCW Fire Prevention and Fire Fighting (FPFF) guidelines.

All Options

A
The substance is very difficult to set alight, even when it is very hot
B
when this substance burns it burns completely and does not leave any residue or ash
C
when the substance burns it becomes very hot
D
the substance can catch fire by itself without an external source of heat or ignition (Correct Answer)

Detailed Explanation & Context

The correct answer is 'the substance can catch fire by itself without an external source of heat or ignition'. This is a standard requirement and safety procedure under DG Shipping STCW Fire Prevention and Fire Fighting (FPFF) guidelines.

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Fire Prevention & Fire Fighting (FPFF).

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Q1 An “A” class fire is fuelled by Q2 Class C fire extinguishers are used to put out combustible metal and metal alloy fires Q3 Radiation is transfer of heat through the physical movement of particles from hotter to colder zone Q4 What type of fire extinguisher should be used to douse a fuel- based fire? Q5 When is it required for portable carbon dioxide fire extinguishers to be recharged? Q6 What type of fire extinguisher should you use in order to extinguish a fire caused by solid materials, such as wood, paper or textile? Q7 Class B fire division have the insulation such that the average temperature raise in the un exposed side will be not more than 140 degree C within the time Q8 Metal fire is classified as class C fire Q9 A self-contained breathing apparatus Q10 Why should a CO2 extinguisher be used with caution in confined areas?