In recent years, roof construction has seen a great increase in framing members made from _____
a. laminated pine
b. polymer-reinforced fibers
c. cold-formed steel
d. high-strength composites
c
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____ design uses different technologies to improve construction methods and provide alternative energy sources.
A. Green B. Conservation C. Ecofriendly D. Ecological
What is used to link a piston with a connecting rod?
A. wrist pin B. piston journal C. rod eye D. rod big end
When soldering or brazing, the __________ torch is a popular choice because the kit is small, lightweight and easy to maneuver.
A. air-acetylene B. oxy-acetylene C. MAPPTM D. propane
To identify and assess hazards, it is essential that employers _____
a. ensure that crew leaders are present at the job site b. conduct inspection of contractor offices c. design safety logs d. conduct accident investigations