The incubation period for chickens is _____ days
a. 4 c. 14
b. 7 d. 21
D
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Describe cellular steel-floor raceway systems and its advantages.
What will be an ideal response?
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____________________ and ____________________ should be used only for the purposes for which they were designed.
Fill in the blank(s) with the appropriate word(s).
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The welds on ____ piping systems must be as strong or stronger than the pipe itself.
A. critical B. all C. medium-pressure D. low-pressure
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The term quarter-sawed means _____
a) only one-fourth of the tree is used b) the lumber is classified as softwood c) the lumber is cut with the growth rings at an angle greater than 45 degrees d) the log is cut into four equal lengths before it is cut into lumber
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