You have been trained to the level of OSHA "First Responder Awareness." In relation to this level of training, which one of the following activities are you qualified to perform?
A) Direct the operations at a hazardous materials emergency until the chemical is identified.
B) Recognize a potential hazardous materials emergency and call for the appropriate resources.
C) Stop and patch a leak in a broken valve emitting an unknown gas.
D) Provide detailed instructions on how to contain a spill of an unknown liquid.
Answer: B
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Which of the following is recommended for increasing radiographic contrast while maintaining radiographic density?
a. Increase kVp and increase exposure time. b. Decrease kVp and decrease exposure time. c. Increase kVp and decrease exposure time. d. Decrease kVp and increase exposure time.