1. If you smell gas at home, brush washing powder or soapy water on the joints, valves or welds suspected of air leakage. If bubbles appear, it is a leak. If there is no response after brushing, you can stick the brush dipped in soapy water directly on the leak detection place. If there is gas leakage, bubbles will appear on the brush continuously.

2. For the parts that are difficult to brush with soapy water and can't be seen, you can touch them with the back of your hand. Generally, the back of the hand can feel the existence of air leakage.

3, it is forbidden to use open flame leak detection.

How to deal with gas leakage correctly?

1, immediately close the valve in front of the meter, cut off the gas source, immediately cut off the outdoor main power supply, extinguish all fires, open the doors and windows for ventilation, and let the natural gas radiate naturally;

2. Check whether the switches (valves) of gas facilities such as stoves and water heaters are closed and whether the hoses are loose;

3. Call Chengdu Gas 24-hour service number in an outdoor safe place: 962777. If you find a gas leak in your neighbor's house, knock on the door to inform you. Don't use all kinds of electrical facilities such as doorbell.

4. Don't touch the electrical switch (such as turning on or off the light). Don't use indoor phone or wireless phone. Do not use open flame or use open flame to test the air leakage point. Don't ring the doorbell or open any gas appliance until the air leakage is controlled and there is no natural gas in the room.