A color-coded light or intercom system is an effective way for the dental team to communicate
a. True
b. False
Indicate whether the statement is true or false
True
RATIONALE: This allows communication of needs in the operatory without alarming patients.
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Which of the following is one of the MOST common inhaled poisons associated with fire suppression?
A) Carbon monoxide B) Carbon dioxide C) Methane gas D) Polyvinyl chloride
Which of the following statements regarding the performance of concrete under fire conditions is MOST accurate?
A) Ordinary reinforced concrete is somewhat more vulnerable to failure than prestressed concrete systems. B) The steel used to reinforce concrete must be protected to reach a fire rating equivalent to that required for the concrete. C) Concrete structural systems can have a fire resistance rating from two to six hours. D) Fire resistance ratings of a concrete assembly can be affected by concrete density and the load it must support.