In fire prevention, what does the term “combustibles” refer to?

The term "combustibles" refers specifically to materials that have the capability to ignite and burn. This includes a wide range of materials such as paper, wood, textiles, and some plastics that can support combustion under the right conditions. Understanding what combustibles are is critical in fire prevention, as identifying and managing these materials can help to minimize the risk of fire outbreaks.

In the context of fire safety and prevention strategies, it is essential to recognize which materials fall under the category of combustibles so that they can be stored, handled, and used safely. This knowledge aids in developing effective fire safety protocols and ensuring that ignitable materials are kept away from potential sources of ignition.

Other options refer to various materials that do not align with this definition. Non-flammable substances or those that cannot ignite under ordinary fire conditions do not fall into the category of combustibles. Additionally, electrical appliances themselves may not directly relate to combustibility unless they are tied to combustible materials, while non-flammable liquids are designed to resist combustion and therefore are also not considered combustibles.