____________________ is a dry powder made by burning limestone and clay, and then grinding and
mixing to an even consistency.
Fill in the blank(s) with the appropriate word(s).
ANS: Portland cement
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Steel scaffolds last _____ with reasonable care
A. up to five years B. between five and ten years C. a maximum of ten years D. indefinitely
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Motor starters generally contain auxiliary contacts as well as ____.
a. complementary contacts b. double-break contacts c. elementary contacts d. load contacts
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There is little or no risk in using the futures market
Indicate whether the statement is true or false.
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On a vehicle equipped with an occupant detection system, how much weight is required in the seat before the passenger airbag deploys at full force?
A) More than 40 lbs, but less than 99 lbs. B) Between 10 and 37 lbs C) More than 99 lbs. D) None of these
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