How must steel that has been incorporated into a fire wall be protected in steel-frame buildings?
A. There is no requirement for protection beyond natural qualities.
B. It is required to be enclosed within a fire-rated structure.
C. It must be protected with spray-on insulation or other barriers.
D. It must provide the same degree of fire resistance as the fire wall.
Answer: D. It must provide the same degree of fire resistance as the fire wall.
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Which of the following would be a sufficient reply for a firefighter providing a statement?
A. "The fire is under investigation.". B. "The fire is out and evidence is being collected.". C. "Firefighters and investigators are working together to determine the cause of the fire.". D. "Assistance from an insurance investigator has been requested.".
The abnormal or disordered growth of a cell from rapid preproduction is known as:
A) mitosis. B) dysplasia. C) adaptation. D) dysphasia.