The chemical family that is the basic building block for most modern refrigerants is:
A) Freons. B) Hydrocarbons. C) Purons. D) Alcohols.
B
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What is the rationale behind the traffic channel indicating the reverse control channel to be busy in AMPS?
What will be an ideal response?
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The symptom of acute exposure to high concentrations of cadmium fumes is ____.
A. loss of appetite B. lung irritation C. abdominal cramps D. insomnia
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A driver should not use cruise control when
A. driving in weather with poor visibility B. driving on ice C. driving on wet roads D. all of the above
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Fuel cell technology is basically the reverse of ____.
A. electrolysis B. hydrolysis C. sublimation D. humidification
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