At Fires in Electrical Transformers, Which Type of Extinguisher Should

question 72

Multiple Choice

At fires in electrical transformers, which type of extinguisher should be used?

• A) Water
• B) Class A foam
• C) CO2 extinguisher
• D) Dry chemical extinguisher

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Definitions:

Home Landscaping

The practice of altering the visible features of an area of land surrounding a home to enhance its appearance or functionality.

Price

The amount of money required to purchase a good or service.

Positive Externality

A benefit that is enjoyed by a third-party as a result of an economic transaction, without them necessarily being involved in the transaction.

Marginal Social Benefit

Sum of the marginal private benefit plus the marginal external benefit.