Coast Guard Exams
Question 208General Subjects - QMED70% to pass

The temper is likely to be drawn out from a chisel edge when you _______________.

AI Explanation
The correct answer is D) grind it for long periods of time with excessive pressure. Grinding a chisel edge for long periods with excessive pressure can cause the temper to be drawn out, which means the hardness of the steel is reduced. This happens because the excessive heat generated during prolonged grinding can soften the steel, reducing its ability to hold a sharp edge. The other options, such as soaking in hot oil or grinding with a wet wheel, are not likely to cause the temper to be drawn out in the same way.