We all know what it’s like to walk into a room and smell that lingering odor, a harmless chemical called Mercaptan, bringing attention to the presence of gas. Natural gas leaks can be a serious safety hazard in the home and can cause severe fires and explosions. It is important to know the common causes of natural gas leaks, what to do if there is a leak in your home, and how to prevent them from occurring in the first place.