While performing steel-erection work, it is best to wear _____.

a. shirts with open pockets for easy access
b. short-sleeve shirts to keep your arms free
c. long-sleeved shirts
d. an unbuttoned shirt over a t-shirt


c. long-sleeved shirts

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The symbol for a penetrant test is ____.

A. MT B. NRT C. PRT D. PT

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An early use for Bakelite was for ____. ?

A. ?combs B. ?mirrors C. ?bowling balls D. ?billiard balls

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What is a linked braking system and how does it work?

What will be an ideal response?

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The top symbol in the accompanying figure is the ____ symbol.

A. detail B. section-view C. elevation reference D. material keynote

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