Technician A says that a wire brush is used mainly on aluminum engine parts. Technician B says that a wire brush can damage aluminum parts. Which technician is correct?

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


B

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The Kyoto Protocol would have put equal requirements on both developed and developing countries

Indicate whether the statement is true or false

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A home's seasonal heating losses can be calculated using the HDD and the ____.

A. Uaverage B. Raverage C. U-value D. R-value

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The measure of a material's ability to be magnetized is called _____.

A. permeability B. reluctance C. saturation D. residual magnetism

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Plating copper onto iron often involves a poisonous solid called _____.

A. sulfuric acid B. table salt C. metallic salt D. cuprous cyanide

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