This is an essential safety procedure that protects workers from injury while working on or near eletrical circuts and equiptment by locking the device and/or power source to prevent anyone

Answer:LOCK OUT-TAG OUT (LOTO)

Explanation:

Lock out-Tag out is a safety terminology used in the manufacturing or environments here the safety of workers or other persons are required, it involves locking of the equipment or machine using keys or other locking system to ensure it is not put on till the person who is working on the machine or equipment has completed his or her work, it is mandatory in Certain countries or Industrial setting.