Evacuating a system is accomplished with a(n) ____________________ and helps to remove air and non-condensable gases from a system.
Fill in the blank(s) with the appropriate word(s).
vacuum pump
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Briefly discuss the following network topologies: daisy chain, star, bus, and ring.
What will be an ideal response?
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For fastening a pipe strap to a cement wall, the nail used would be a ____.
A. finishing nail B. common nail C. roofing nail D. masonry nail
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All of the following are bi-fuel combinations except:
A. Gasoline and CNG B. Propane and gasoline C. E85 and gasoline D. CNG and diesel
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Most soils with a high phosphorus fixing capacity are inherently fertile
Indicate whether the statement is true or false
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