What chemical family is the basic building block for most modern refrigerants?

What will be an ideal response?


Hydrocarbons, specifically methane and ethane

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What is an appropriate repair recommendation and corresponding recommendation level?

A. Should Recommendation: Pliers are required pull the hood release because the handle is broken, replace broken handle to open the hood easier. B. Must Recommendation: Brake lining shows no defects and is at 8/32 of an inch, replace brake lining C. Could Recommendation: Brake lining shows no defects and is at 8/32 of an inch, replace brake lining D. Must Recommendation: Catalytic converter shield is rattling because 1 of the 4 tack welds is broken; replace catalytic converter

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Which of the following may cause a tank to rupture?

A. Corrosion B. Scale buildup C. Underpressurization D. Overpressurization

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How is carburetor synchronization done and what kind of tool is used?

What will be an ideal response?

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Which of the following lighting types might explode if you touch the bulb?

A. Incandescent B. Halogen C. High-intensity discharge D. Xenon

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