There's Only 1 Sterno®. For over 100 years Sterno has been the trusted and leading manufacturer of portable chafing fuels. 4 Hour Sterno Wick Chafing Dish Fuel offers convenience and safety with a new environmentally-friendly design. Innovative wick design reduces fossil fuel consumption while still providing a steady, medium width flame to keep food hot. Each can stays cool to the touch for operator safety, and includes a convenient, Easy Twist Cap™ lid for easy opening and resealing for reuse. UL Validated.