Federal regulations introduced in the late 1970s required that insulation products provide increased fire resistance; these codes favored nonflammable glass products over paper-based cellulose, leading to the long-standing market dominance of ____ insulation.
A. fiberglass
B. asbestos
C. wood fiber
D. cellulose
Answer: A
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____________________ dimensioning is used on drawings to permit the manufacture of parts in either unit of measurement, depending upon their application and/or where they will be marketed.
Fill in the blank(s) with the appropriate word(s).
Which statement is true for most lattice-boom cranes?
a. They travel between work sites via highways on wheeled undercarriages. b. They require at least some assembly and disassembly when moving between work sites. c. They travel between work sites via the highways on crawlers. d. Their booms extend and retract using hydraulic actuators.
Anytime a set of aluminum wheels is installed, the lug nuts should be re-torqued after how many miles?
A) 50 B) 100 C) 25 D) 75
Describe polar coordinate dimensioning.
What will be an ideal response?