The two most common pollutant pathways are:

A) Through ventilation ducts and building infiltration.
B) Through leaky return air ducts and building infiltration.
C) Outside to inside and from one area inside to another area inside.
D) From equipment surfaces and through infiltration.


C

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Glow plugs are used in diesel engines to:

A. Warm the fuel B. Ignite the fuel C. Warm the intake air D. Warm the combustion chamber

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The accompanying figure shows basic stair parts. What is feature 1?

A. Landing B. Riser C. Stringer D. Tread

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Technician A says liquid thread locker can be used to prevent loosening due to vibration. Technician B says when liquid thread locker is used on fasteners, the fasteners must be installed right away before the thread locker dries. Who is correct?

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

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A guarantee and a warranty mean the same thing

Indicate whether the statement is true or false

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