The refrigeration oil most commonly used with CFCs and HCFCs is:
A) Alkylbenzene. B) Polyol ester.
C) Polyalkylene glycol. D) Mineral oil.
D
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Equipment grounding refers to connecting the normally noncurrent-carrying metal parts of equipment to the system grounded conductor and/or _____.
a. each other b. the grounding electrode conductor c. the main bonding jumper d. neutral
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Describe three methods for protecting plant material in construction areas.
What will be an ideal response?
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Why does food that is frozen quickly taste better than food that is frozen slowly?
A) Larger ice crystals are formed. B) Adiabatic rehydration C) Molecular recombination D) Smaller ice crystals are formed.
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Identify the elements on the periodic table that are conductors
What will be an ideal response?
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