Answer :
Final answer:
An ABC rated extinguisher on a Multi-Purpose Dry Chemical Extinguisher is designed for use on Class A, B, and C fires, excluding Class D fires.
Explanation:
An extinguisher with an ABC rating on a "Multi-Purpose" Dry Chemical Extinguisher is designed for use on Class A, B, and C fires.
Class A fires involve ordinary combustibles such as wood, paper, and cloth materials. Class B fires involve flammable liquids. Class C fires involve electric fires. However, it is important to note that this type of extinguisher is not suitable for use on Class D fires which involve combustible metals like magnesium, lithium, and sodium.
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