Experience has shown that a worker is more likely to be injured:
A. During the first day on the job
B. During the first year of employment
C. During the second to fourth year of employment
D. During the year before retirement
B. During the first year of employment
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If a reach-in is running at a 48° box temperature, what should the evaporator temperature be?
a. 20° b. 23° c. 28° d. 38°
Which of the following statements is TRUE regarding a brazing project on a 3/16 in pipe with a 3 tip, the acetylene and oxygen regulators set at 7 psig, and that begins with heating the pipe first?
A) The acetylene regulator should be below 6 psig. B) The tip size is incorrect for a 3/16 in pipe. C) The oxygen regulator should be below 6 psig. D) The pipe should not be heated first while brazing.
An engine's cylinders have all been bored 0.030" oversize. This will cause the engine's _______ to increase
A) Length. B) Displacement C) Stroke D) Weight
Air-sealing at the ____ is the most challenging and among the most important areas to address.
A. electrical outlets B. windows C. ceiling D. floor