Sterno® Green Canned Heat. 4 1/2 hours total burn time. The multi-purpose canned heat! Home entertaining. Special events. Outdoor cooking. Safe and easy to use - burns clean, odor free. Environmentally preferred, biodegradable. Features Smart Can™ heat indicator. 100™ anniversary. Can is safe to handle when dot is blue. Smart can. Heat indicator. Blue dot turns white when can is too hot to touch. Smart can. Hot! Heat indicator. Blue dot turns white when can is too hot to touch. A product of Sterno Candlelamp™. 24-hour emergency contact: 800.255.3924. www.sternocandlelamp.com.