When installing ceiling suspended paddle fans in a low ceiling, make sure the fan blades are at least __________ feet above the floor.
a. 5
b. 6
c. 7
d. 8
c. 7
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Which crack detection technique requires the use of a blacklight?
A) Dye penetrant B) Zyglo C) Magnetic flux D) None of these
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Slabs that must meet superflat specifications are finished with _____
a. board screeds b. vibratory truss screeds c. vibratory manual screeds d. metal floats
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Transgenic plants contain foreign genes
Indicate whether the statement is true or false
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Define drift.
What will be an ideal response?
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