True or False: Class A fires involve materials that are capable of burning.

Class A fires are defined as fires that involve ordinary combustible materials such as wood, paper, cloth, rubber, and some plastics. These materials are capable of burning and are generally found in homes and offices. The classification system for fires categorizes them based on the type of materials involved, and Class A specifically pertains to those materials that can ignite and sustain combustion.

Understanding the nature of Class A fires is crucial for implementing appropriate firefighting strategies, as different classes of fires require different types of extinguishing agents. For instance, water is typically effective for Class A fires because it cools the burning material and helps suppress the flames.

Other classifications of fires exist, such as Class B (flammable liquids), Class C (electrical fires), and others, which involve different types of combustible materials. Therefore, stating that Class A fires involve materials capable of burning is indeed true and aligns with the recognized definitions within fire safety protocols.