What is the difference between a cart-type dry powder fire extinguisher and a gas fire extinguisher?

Product introduction: The cart-type dry powder fire extinguisher is a commonly used mobile fire extinguishing equipment with a large fire extinguishing dose. It is filled with (ammonium phosphate) dry powder fire extinguishing agent and driving gas nitrogen in a fully enclosed container. When extinguishing the fire, it is filled with nitrogen. It drives dry powder fire extinguishing agent to spray fire extinguishing. It has the advantages of simple structure, convenient operation, easy maintenance, easy storage, safety and reliability. This product is manufactured and inspected in accordance with the requirements of "Trolley Type Fire Extinguisher". Product features: 1. Wide applicability: suitable for fighting first fires caused by electrical equipment such as solid organic matter, oil, flammable liquids, and flammable gases. This product is an ideal fire extinguishing equipment for industrial and mining enterprises, warehouses, agencies, schools, hotels, shopping malls, docks, gas stations, computer rooms, documents, valuable instruments and various types of vehicles. 2. Low toxicity, second only to water fire extinguishers and foam fire extinguishers. 3. Less corrosive, second only to gas fire extinguishers. 4. Good fire extinguishing performance and easy operation.