CSLB C-60 Practice Questions - California CSLB C-60 Welding Examination Exam

When spark-testing an unknown metal with a grinder, mild steel produces sparks that are:

moderate in volume with relatively few forks short, dull red, and dart-shaped with no forking long, dense, and heavily forked very short with almost no spark stream

Correct Answer:

moderate in volume with relatively few forks

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