Flux cored wires are designed to be welded using no external shielding gas, known as _____.?
?
Fill in the blank(s) with the appropriate word(s).
self-shielded
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Ireland's great export in the 1840s was
A. people. B. potatoes. C. wool. D. whiskey. E. music.
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The typical power supply for a residential electric furnace is _____.
a. 24V b. 120/208V c. 208/240V d. 500V
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Retarders keep you from skidding when the road is slippery
Cdl
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A datum reference frame consists of ____ perpendicular planes.
A. one B. two mutually C. three mutually D. four mutually E. none of the above
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