The presence of acid in the system can damage the __________ and lead to the premature __________ of the system. Acid can also eat away at the interior surfaces of the __________.
What will be an ideal response?
windings of the compressor, failure, copper refrigerant lines
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Which of the following is a personal safety precaution you should follow with regard to furnaces?
A. Stand directly in front of the furnace when opening the inspection door. B. Limit contact with the control room operator. C. Always wear long sleeves. D. Always wear flammable clothing when required.
Rotary compressors have pistons that rotate inside the cylinders.
Answer the following statement true (T) or false (F)
Young bulls normally yield lower percentages of lean retail cuts than steers and heifers of
similar condition. A. True B. False
For the best working position, the work should be ________
A) At chest or elbow level B) At neck or head level C) Overhead by about one foot D) At knee or ankle level