The term MRO (Maintenance, Repair, and Overhaul) is used to describe the process of maintaining, repairing, and overhauling equipment, machinery, and systems. It is an important part of any organization’s operations and is essential for ensuring the safety and reliability of equipment and systems. MRO activities can include preventive maintenance, corrective maintenance, scheduled maintenance, and emergency maintenance. These activities are designed to keep equipment and systems running at optimal levels, and to reduce the risk of failure or breakdown. MRO activities can also involve the replacement of parts, lubrication, and calibration of equipment and systems. In addition, MRO activities may also include the installation of new equipment or systems, as well as the training of personnel to operate and maintain them. MRO activities are essential for the efficient and safe operation of any organization, and can help to reduce downtime and improve the overall performance of the organization.