What information is typically required on fuel labels for combustion appliances?

The correct choice highlights essential information that is crucial for the safe and efficient operation of combustion appliances. Fuel labels typically must include the type of fuel that the appliance is designed to use, which is vital for ensuring compatibility and preventing improper operation. Additionally, combustion ratings provide users with important performance metrics, such as efficiency and output, enabling better understanding and usage of the appliance. Safety warnings are also a critical component of fuel labels, as they inform users of potential hazards associated with the appliance’s operation, ensuring informed handling and maintenance. This comprehensive approach in labeling safeguards users and promotes compliance with safety standards, making Option B the most appropriate choice regarding the necessary information on fuel labels for combustion appliances.