Ecofuel™ (3 Pack) Attention campers, boaters, caterers, emergency preparedness folks, etc. EcoFuel™ has advantages over all other canned heat products. Besides an unlimited shelf life (does not evaporate), its many safety features also include: product contains NO Alcohol or mineral wool with formaldehyde, burns clean and odorless (no offensive odors associated with gelled alcohols), it is classified non-flammable and acceptable for air shipments.Spill resistant design reduces accidents, and is easily relit with no flashback. Ecofuel™ can be easily handled while in use as a warmer, and self-extinguishes should it fall face down. It is also classified as non-toxic to marine life and is environmentally friendly because all components are 100% bio-degradable/inert making it safe for landfills. It gives off no harmful emissions and is not classified as an air pollutant. Ecofuel™ is completely efficient and achieves maximum temperatures quicker than other fuels, and with a longer burn time for lowest cost use. Ecofuel™ always burns at the top of the can providing consistent heat from beginning to end and is unaffected by heat or cold. Each 11½ oz can will provide a consistent warming temperature at 200º F for up to 10 hours or a cooking temperature at 450º F for approximately 5 hours by using the unique cooker lid.