What system of separation is most widely used in the process industries?
A. Reactor
B. Distillation
C. Absorption
D. Crystallization
A. Incorrect. Processes such as distillation systems are some of the most widely used in process industries to separate raw materials.
B. Correct. Processes such as distillation systems are some of the most widely used in process industries to separate raw materials.
C. Incorrect. Processes such as distillation systems are some of the most widely used in process industries to separate raw materials.
D. Incorrect. Processes such as distillation systems are some of the most widely used in process industries to separate raw materials.
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?What is an advantage of bending the welding rod to the radius of the pipe?
A. ?It makes the rod easier to hold and less likely to slip in the welder's gloved hand. B. ?That way when the weld is stopped it is easier to see which end of the rod might be hot. C. ?It allows the rod to be held at a closer angle to the pipe to minimize contamination. D. ?It covers the joint to help to prevent incomplete fusion caused by the loss of the backing gas.
If a replacement study is performed and the defender is selected for retention for nD years, explain what should be done 1 year later if a new challenger is identified.
What will be an ideal response?
The title block is located in the lower right-hand corner of each drawing.
Answer the following statement true (T) or false (F)
A copper tube should not be deburred after cutting when _____
A) a tubing cutter is used B) the tubing is being used for water piping C) the tubing is being used for refrigerant piping D) the resulting particles cannot be removed from the tubing