Protect the finished risers and treads by applying a width of ____ to them.

a.plastic
b.tarpaulin
c.building paper
d.insulation


ANS: C

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Explain the classification of pre-engineered structures and give some examples.

What will be an ideal response?

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Identify the major components of a kettle reboiler.

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?Why would you use a back stepping welding technique?

A. ?It is easier to see where you are welding. B. ?It is easier to make a uniform weld with fewer defects. C. ?To minimize distortion. D. ?It gives the weld bead a more uniform appearance.

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The denarius was made possible, in part, by the establishment of what by the Roman Senate in 289 BCE?

a. ancestor cults b. an academy staffed by Greek slaves c. the coliseum d. a mint

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