Soaked chemical (potassium acetate, potassium carbonate, or potassium citrate) extinguishes the fire by forming an air-excluding soapy foam blanket about the burning oil in the chemical technique of saponification (a foundation reacting with a fat to form a soap) and through the water content cooling the oil below its ignition https://cctv-limpopo90234.kylieblog.com/28985967/the-greatest-guide-to-basic-fire-fighting-training