Prop 65 Warning - Charcoal: Fuels used in wood or charcoal-burning appliances and the products of combustion of such fuels, can expose you to chemicals including carbon black, which is known to the state of California to cause cancer, and carbon monoxide, which is known to the state of California to cause birth defects or other reproductive harm. For more information, go to: www.P65Warnings.ca.gov.