Used extensively in the production of soaps and detergents, it acts as a saponifying agent to convert fats and oils into soap. In industrial cleaning, it effectively removes grease, oils, and stubborn residues from surfaces and equipment. It serves as a pH regulator in various chemical processes, ensuring optimal conditions for reactions. In agriculture, it is employed in fertilizers to provide potassium, an essential nutrient for plant growth. It also plays a role in food processing, particularly in peeling fruits and vegetables and in cocoa production. Additionally, it is utilized in the manufacture of biodiesel, where it acts as a catalyst in the transesterification process.