Damp chemical (potassium acetate, potassium carbonate, or potassium citrate) extinguishes the fire by forming an air-excluding soapy foam blanket about the burning oil from the chemical means of saponification (a base reacting with a Fats to type a soap) and via the water material cooling the oil below its ignition https://louistkapd.arwebo.com/52443603/5-essential-elements-for-gas-fire-suppression-system