Dry Chemical Fire Extinguisher

   A fire extinguisher is a kind of equipment used for emergency fire extinguishing, and its function is to quickly suppress and  extinguish the fire source when a fire occurs, so as to reduce the loss and harm caused by the fire. Fire extinguishers are usually composed of pressure vessels, nozzles and fire extinguishing agents, and according to different fire types, fire extinguishers can be divided into several types, such as foam fire extinguishers, dry powder fire extinguishers, and carbon dioxide fire extinguishers.