Fire engine, also known as fire truck or fire rescue vehicle, is a special vehicle mainly used to carry out fire rescue missions. Fire trucks can transport firefighters to disaster sites and provide various tools for them to carry out disaster relief tasks. Modern fire engines are usually equipped with portable fire extinguishers, steel ladders, water guns, self-contained breathing apparatus, demolition tools, first-aid tools and other equipment, and protective clothing, some of which are also equipped with water tanks, fire robots, high-pressure water pumps, foam extinguishing devices and other large-scale fire-fighting equipment. The appearance of a fire truck is generally red, and the top of the fire truck is usually equipped with alarm bells, sirens, lights, and flashing lights. Common types of fire engines include water tank fire engines, foam fire engines, pump fire engines, water tank foam dual-use fire engines, dry powder fire engines, climbing platform fire engines, ladder fire engines, etc.