Gas is a combustible gas, common types include artificial gas. A gas leak detector is a device that detects gas concentrations, with its core component being a gas-sensitive sensor. Installed in locations prone to gas leaks, it triggers an alarm when the gas concentration in the air exceeds a set threshold, emitting sound and light alarm signals. If connected to an alarm host and emergency response center, it can initiate networked alarms. It can also automatically activate exhaust fans and close gas pipeline valves, ensuring the safety of life and property. In civil safety prevention projects, it is commonly used for residential gas leak alarms and is also widely applied in various oil refineries, oil depots, chemical factories, liquefied gas stations, and other places where flammable gas leaks may occur. Faced with the various accident threats caused by gas leaks, is there really no comprehensive solution? According to experts, using gas leak detection is one of the important means to combat the invisible killer of gas. Gas experts point out that gas poisoning incidents, which are the root cause of gas leaks or waste emissions, can be timely warned by using gas leak detection. Relevant departments have also concluded, after long-term testing, that the effectiveness of preventing gas poisoning and gas explosion accidents is over 95%.