A spotface is needed if:
A. the machine bolt head must not be seen
B. the machine bolt head must go through the entire object
C. the machine bolt head must be on a flat surface
D. the machine bolt head is tapered
Answer: C
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Thermal coefficient of expansion (coefficient of thermal expansion) is the rate of expansion or contraction of a material when its ____________________ is increased or decreased.
Fill in the blank(s) with the appropriate word(s).
In what ways can substance abuse become a problem on the jobsite?
What will be an ideal response?
Because toxic gas may be created, pipe that is to be welded or otherwise subjected to heat should not be lubricated with _____.
a. pipe joint compound b. Teflon tape c. pipe dope d. graphite paste
Which of the following were not U.S. initiatives taken in support of World Food Summit goals?
a. A 50 percent increase in U.S. funding for international poverty reduction. b. Continuing to be the largest food aid donor. c. Special efforts to reduce HIV/AIDS. d. Opening markets for developing country imports. e. All of the above initiatives were taken.