A typical nitrogen cylinder is charged to a pressure of roughly _____.

a. 3,500 psig
b. 2,000 psig
c. 1,000 psig
d. 250 psig


b. 2,000 psig

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Which pozzolanic material was used by the Romans to produce hydraulic cement for aqueducts?made of natural stone and mortar consisting of lime-sand mortar?

What will be an ideal response?

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The cabinet part marked A in the figure is a(n) _____.



a. scribe molding
b. end panel
c. face frame
d. shelf support

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Describe the process of blending wool

What will be an ideal response?

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Determine the 2nd quartiles of the following data set.2, 8, 9, 11, 24, 27, 29, 31, 34, 37, 40, 42, 47, 51, 54, 56, 59, 62, 70

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

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