Which of the Following Statements About Fire Fighting Foams Is

question 81

Multiple Choice

Which of the following statements about fire fighting foams is MOST accurate?

• A) Proper aeration produces bubbles in a variety of sizes.
• B) Air is added to the foam solution by chemical reaction.
• C) Air is added to the foam solution by mechanical agitation.
• D) When foam bubbles dissipate, no foam remains on the surface of the fuel.

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Definitions:

Genus

A principal taxonomic category that ranks above species and below family, and is used in the classification of living and fossil organisms.

Respiratory Tract

The parts of the body involved in breathing, including the nose, throat, and lungs.

Terrestrial Vertebrate

An animal with a backbone that lives on land as opposed to living in water or air.

Essential Attributes

Fundamental qualities or features that are intrinsic and defining for a particular object or entity.