High School

Which statement about the numerical rating of a Class K fire extinguisher is true?

A) A higher number indicates a larger extinguisher.
B) The rating is based on water capacity.
C) A lower number indicates a higher fire-fighting capacity.
D) Class K extinguishers do not have numerical ratings.

Answer :

Final answer:

Class K fire extinguishers, typically used in kitchens, do not have numerical ratings like certain other fire extinguisher classes. Instead, effectiveness is determined by the volume of fire-suppressing agents they contain.

Explanation:

The correct statement about the numerical rating of a Class K fire extinguisher is d) Class K extinguishers do not have numerical ratings. Class K extinguishers are designed for use on kitchen fires, particularly those involving fats, greases, and oils. Unlike some other classes of fire extinguishers, Class K extinguishers are not given numerical ratings. This is because the extinguishing capacity is not based on water but on the volume of fire-suppressing agents they contain. This is considered to be effective in suppressing specific kinds of fires that would be "Class K extinguisher".

Learn more about Class K fire extinguishers here:

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