If it is difficult to breathe or the smell is very strong or you can hear a loud sound of escaping gas leave the kitchen immediately and get any other people out of the building. Do not turn on light switches in or around the kitchen. Do not turn any electrical switches on or off, including doorbells. Do not use matches or any other naked flames. Do not use the bathroom as this triggers more gas. Do not smoke. Understand the signs of gas leaks, including:[1] X Research source Strong “Rotten egg” smell Hissing or whistling noise Spraying dirt, dead or dying vegetation

Do not turn the gas supply back on until the gas company instructs you to do so.