What action is required after detecting defective materials or parts in gas systems?

When defective materials or parts are detected in gas systems, the appropriate action is to replace or repair them. This is crucial because defective components can pose serious safety risks, including leaks or failures that could lead to hazardous situations such as explosions or carbon monoxide poisoning.

Addressing these defects promptly ensures that the gas system operates safely and effectively, maintaining the integrity of the system and protecting anyone who may be using it. By replacing or repairing defective parts, you also adhere to regulatory standards and best practices in the field, which prioritize safety and reliability.

Other possible actions, like ignoring the defects, notifying authorities, or enhancing safety measures, address the symptoms or consequences rather than the root cause of the problem. They would not effectively mitigate the immediate risks posed by defective materials or parts. Thus, taking the direct approach of replacement or repair is essential for ensuring the safety and functionality of gas systems.