What cutting fluid should be used when drilling aluminum?
A. lard
B. dry
C. soluble oil
D. kerosene
Answer: D
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Explain how sheet vinyl floor covering is made seamless.
What will be an ideal response?
The EPR valve is installed in the suction line at the evaporator outlet and it ____.
A. modulates the refrigerant vapor to the compressor B. prevents the boiling point in the evaporator from dropping below a pre-set point C. when used with a TX valve the system has the characteristics of maintaining a constant superheat and keeping the pressure from going too low D. All of the above.
A hydraulic reservoir will need to slow return fluid down so that fluid is cooled and:
a. can let large contamination settle out b. can have more time to be pressurized c. will have more time to de-pressurize d. allow more time for the fluid heater to keep it warm
__________ provides information regarding proper grounding of tools and equipment.
A. Article 110 B. Article 210 C. Article 240 D. Article 250