For cleaning ACR copper tubing before soldering, a material that can be used is ____.
A. steel wool
B. carborundum cloth
C. sand cloth
D. all of the above
Answer: C
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The type of termination on which the shank is pressed or crimped tightly to the wire rope is known as a _____.
a. wedge socket b. swaged socket c. poured socket d. speltered socket
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Flexible liners offer what advantage over rigid liner pools?
a. greater pool depth b. wider pools c. more level edge d. more choices of shapes
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This type of weld is used on light-gauge metal joints where the edges to be joined are flared.
a. lap weld b. flange weld c. flared weld d. seam weld
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The purpose of ____ is to distribute a concentrated load on the floor over a wider area.
a.leveraging b.bridging c.blocking d.arranging
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