Are you confident you know which extinguisher to use when a fire breaks out? Understanding fire extinguisher classes can help people identify the right equipment for different fire hazards. Fires involving wood, paper, and cloth differ from those involving flammable liquids, electrical equipment, combustible metals, or cooking oils. Each situation requires careful consideration of the fuel involved and the extinguisher's rating. Fire and Safety Journal Americas explains the main fire classifications, how they differ, and what types of extinguishing agents are commonly associated with each category. Discover why selecting the appropriate extinguisher matters and how basic knowledge of fire classifications can support safer decisions during an emergency.