MAP,DCP, fire extinguisher powder ,dry chemical powder fire extinguisher, abc dry powder extinguisher, dry powder , abc POWDER Powdered extinguishing ... under gas pressure inside the extinguisher or extinguishing appliance and puts off fire in a powder-fog ... and non-fusible. MAP,DCP, fire extinguisher powder ,dry chemical powder fire extinguisher, abc dry powder extinguisher, dry powder , abc POWDER