The best way to prevent repair issues with your natural gas piping is to have it professionally installed by skilled and experienced plumbers. Even with that, however, you may still have a problem crop up. And when it does, it needs to be addressed right away. There is no point in taking risks when it comes to your gas lines. Ignoring a potential issue could be harmful to both your health and safety. One symptom of a gas line problem is the smell of rotten eggs—this is an odor that your gas company purposefully puts in the gas so that you can detect if you have a gas leak.