Answer :

Answer:

Class D fire extinguishers are specifically designed for fires involving combustible metals, such as magnesium, titanium, zirconium, sodium, and potassium. These extinguishers typically use a dry powder agent, such as sodium chloride or copper powder, to smother and suppress the chemical reactions in metal fires. It's important to use the appropriate fire extinguisher for the type of fire to ensure effective and safe extinguishment.

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Final answer:

Class D fire extinguishers are used to put out metal fires by smothering the fire and preventing the metal from reacting with oxygen.

Explanation:

The class of fire extinguishers used to put out metal fires is class D fire extinguishers.

Class D fire extinguishers are specifically designed for fires involving combustible metals, such as magnesium, sodium, titanium, and potassium.

They work by smothering the fire and preventing the metal from reacting with oxygen, which helps to extinguish the fire.

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