Barbecue fuel is an essential part of any outdoor grilling experience. The most common fuels used for barbecuing are Sterno, CHARCOAL, Mesquite, COAL, Coals, and Bottledgas. Sterno is a type of canned cooking fuel that is made from denatured alcohol and is often used in chafing dishes. CHARCOAL is a type of fuel made from burning wood or other organic material and is the most popular fuel for barbecuing. Mesquite is a type of hardwood that is used to add flavor to food when it is burned. COAL is a type of combustible sedimentary rock that is used as a fuel source. Coals are small pieces of COAL that are used to start a fire. Bottledgas is a type of fuel that is stored in pressurized containers and is often used for barbecuing.