As the gas flows out of the torch it must form a(n) ____________________ around the weld.
Fill in the blank(s) with the appropriate word(s).
protective zone
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In short vertical runs, the cables are usually supported by _____.
a. a suspension plate b. a dropout plate c. the vertical riser elbow d. an underwire support system
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The entire southern part of the United States was settled primarily because of what industry?
A) sugarcane B) tobacco C) cotton D) rice
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Provide two considerations that must be taken into account when selecting NEMA or IEC standards for installations.
What will be an ideal response?
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Pipe cutters differ from tube cutters in that they _____
a. can be operated with or without a stand b. are heavier c. require more than one person to operate d. are smaller
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