Final answer:
To change the position of your hand on a welding rod, follow the procedure of turning off the machine, using gloves to grip the rod, and securely sliding your hand to the desired position.
Step-by-step explanation:
When the welding rod melts down, it is important to follow the correct procedure to change the position of your hand on the rod. First, ensure that the welding machine is turned off to prevent any accidents. Then, use the welding gloves to carefully grip the rod and slide your hand to the desired position.
Ensure that your hand is securely holding the rod before continuing the welding process. This procedure helps to protect your hand and maintain control over the welding rod.