Technician A says steel oxidizing is a form of passivation. Technician B says the deterioration of the galvanized coating on steel is an example of sacrificial corrosion. Who is correct?

A. Technician A only
B. Technician B only
C. Both Technicians A and B
D. Neither Technician A nor B


C. Both Technicians A and B

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When a contract must be entered, a manager, ASM, or service consultant must consider_________

A. Whether they have the authority, permission, or power of attorney to sign it for the owner B. How to rewrite the contract so it has the four necessary parts to make it valid to sign C. Nothing other than to sign it D. None of the above are correct

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Refrigerant in liquid form is normally put into the system through the ____.

A. liquid line B. suction line C. hot gas line D. liquid return line

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Government-run farms in other countries have historically been very successful

Indicate whether the statement is true or false

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Screw threads can be represented on drawings in three different ways. Which of the following is NOT one of the three ways?

A. Detailed B. Schematic C. Isometric D. Simplified

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