Technician A says aluminum oxide forms if the coolant becomes too diluted with water. Technician B says the thermostat on all engines remains closed until its predetermined opening point. Who is correct?

A. Technician A
B. Technician B
C. Both technicians
D. Neither technician


Answer: C

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The International Building Code is generally updated every ______.

A) 2 years. B) 3 years. C) 4 years. D) 5 years. E) 10 years.

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Asphalt is also called _____.

a. bi-level concrete b. black concrete c. bitumen d. muck

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The ____________________ is the temperature at which bonding takes place between the solid base material and the liquid filler metal.

Fill in the blank(s) with the appropriate word(s).

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