Acetylene, when allowed to mix with air, becomes unstable at _____ psi.

a. 5
b. 10
c. 15
d. 20


c. 15

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Employment opportunities for ____ are outstanding because they make up nearly half the plastics industry workforce.  ?

A. ?minorities B. ?men C. ?women D. ?unskilled labor

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When using a fire extinguisher, what word can be used to remember what to do?

A) LEVER B) PASS C) RED D) FIRE

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During closed-loop operation of a fuel injection system, the PCM is programmed to perform all of the following functions EXCEPT:

A. ?controlling how much fuel is introduced into the intake manifold B. fine-tuning the air-fuel ratio to minimize toxic emissions while maximizing fuel economy C. retaining good driveability under cruise and light-to-moderate acceleration D. maximizing driveability during cold starts and hard accelerations

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Using a calculator, calculate (5 + 6) x 7 ¸11.

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

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