Duct liners are used to _____.

a. insulate the outside of a sheet metal duct
b. insulate the inside of a sheet metal duct
c. fabricate fiberglass ductboard
d. reduce the interior size of a sheet metal duct


b. insulate the inside of a sheet metal duct

Trades & Technology

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After the British defeat at Yorktown

A. the fighting continued for more than a year. B. the war ended within a month. C. the French withdrew their assistance as it was no longer needed. D. King George III decided to end the struggle. E. Spain finally entered the war on the U.S. side.

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The quality (salinity) of mist irrigation water can be determined by ________, and ________.

Fill in the blank(s) with the appropriate word(s).

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Pizza is a ________ good.

Fill in the blank(s) with the appropriate word(s).

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What are the common methods of controlling wastegates?

A. Electronic and solenoid controlled. B. Manifold pressure and PCM controlled solenoid. C. Full-flow and bypass. D. Variable gate and constant gate.

Trades & Technology