What is commonly done when a drop-in refrigerant is placed in operating equipment?
A) A crankcase heater is installed.
B) The oil is replaced.
C) A leak-detecting dye is added.
D) The refrigerant piping is replaced.
Answer: B
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? Identify and state the historical significance of the Liberty party.
What will be an ideal response?
The tremendously rapid growth of American cities in the post-Civil War decades was
A. uniquely American. B. fueled by an agricultural system suffering from poor production levels. C. attributable to the closing of the frontier. D. a trend that affected Europe as well. E. None of these choices are correct.
Answer the following statement(s) true (T) or false (F)
It is important when nailing wood siding that nails penetrate the two layers of siding.
Metal slitting saws are used to:
A) Cut off materials B) Mill dovetails C) Mill flat surfaces D) All of the above