The term CAMP-STOVE FUEL is composed of two crossword solutions, STERNO (6 letters) and PROPANE (7 letters). STERNO is a type of canned fuel made from denatured alcohol, which is used for cooking and heating. Propane is a type of gas that is stored in tanks and is commonly used for camp stoves. Both of these fuels are popular choices for camp stoves due to their portability and availability.