RCM, or Reliability-Centered Maintenance, is a proactive approach to maintenance that focuses on optimizing the reliability and performance of equipment and systems. It involves identifying potential failures and implementing maintenance strategies to prevent them, rather than simply reacting to breakdowns. RCM takes into account the criticality of each asset and tailors maintenance activities accordingly, resulting in increased efficiency, reduced downtime, and improved safety. This method is widely used in industries such as aviation, manufacturing, and transportation, where equipment reliability is crucial for smooth operations. By prioritizing maintenance tasks based on risk and cost, RCM helps organizations achieve maximum equipment uptime and minimize maintenance costs.