 You should always use charcoal lighter fluid that's made specifically for charcoal, not any other flammable liquid. Or say you're using a propane grill for the first time in a while. Check for leaks. Take a soap and water solution, spray it on all the valves, spray it on the hoses. If it's bubbling, that's a sign that it could be leaking. And fire's not the only risk. He says grills can cause a burn. Half the injuries from grills are caused by thermal injuries. In Loudoun County, Neil Orgenstein, WTOP News. I'd like to burn.