Essentials of Fire Fighting 7, Chp 6, Section F: Multiple choice
Questions and Answers (100% Pass)
Which combustible metal is often used in cameras and laptops and can be identified by bright
white emissions during the combustion process?
A. Lithium
B. Titanium
C. Potassium
D. Magnesium - ✔️✔️D. Magnesium
Class K rated portable fire extinguishers work because of:
A. Cooling
B. Smothering
C. Saponification
D. Chemical flame inhibition - ✔️✔️C. Saponification
Fires involving lubricating oils and liquefied petroleum gas (LPG) are classified as
A. Class A
B. Class B
C. Class C
D. Class D - ✔️✔️B. Class B
For which classification of fire do portable extinguisher ratings take into account the
reactions between the metal and the agent?
A. Class A
B. Class B
C. Class C
D. Class D - ✔️✔️D. Class D
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