Before beginning work with concrete forms, you should do stretching exercises to minimize the potential for _____.
a. leg cramps
b. strains or sprains
c. bruises and contusions
d. muscle spasms
Answer: B
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Consider the heat engine in the diagram shown. If the engine is a Carnot engine, TL of the low temperature reservoir is nearest:
A) 30ºC
B) 16ºC
C) 8ºC
D) ?10ºC
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Because of education and a favorable public awareness of water, our national water supply is no longer in jeopardy
Indicate whether the statement is true or false
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?A metal displacement process that is forms shallow cavities or designs is ____.
A. ?hobbing B. ?etching C. ?electroforming D. ?electric-discharge
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The type of plastic pipe that is primarily connected with clamps is _____.
a. ABS b. PE c. PVC d. CPVC
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