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Welding Basics Quiz - Most People Don't Know These Essential Welding Fundamentals
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Which of these describes the common welding defect known as 'undercut'?
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Hint
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⚖️
50-50
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Audience
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A
Gas pockets permanently trapped inside the weld metal
B
Flux residue embedded deep within the weld joint
C
A groove melted into the base metal near the toe of the weld that is left unfilled
D
A weld bead that does not fully penetrate the root of the joint
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