Gas leak detection is the process of identifying the presence of gas leaks in various environments, such as homes, industrial facilities, and commercial buildings. It is crucial for safety, as gas leaks can lead to explosions, fires, and health hazards. Detection methods include using specialized sensors, handheld devices, and visual inspections to locate leaks in gas lines and appliances. To ensure safety, regular maintenance and inspections are recommended. Gas detectors can be installed to provide continuous monitoring, alerting occupants to any dangerous gas levels. Early detection helps prevent accidents and ensures a safe living or working environment.