In the world of plumbing, mentorship is invaluable. Mr. Smith, with his extensive experience, oversees threading a pipe, a crucial skill in the trade. The student, under his watchful eye, learns the intricacies of the machine and the importance of accuracy. This real-world training is essential, as it not only imparts technical know-how but also fosters a meticulous work ethic that is the hallmark of a skilled technician.