Used extensively in the chemical industry as a strong base for neutralizing acids and producing potassium salts. Commonly employed in the manufacture of soaps and detergents, where it saponifies fats and oils. Plays a critical role in biodiesel production as a catalyst for transesterification reactions. Utilized in the food industry for pH adjustment, peeling fruits and vegetables, and processing cocoa and chocolate. Applied in water treatment processes to adjust pH levels and remove heavy metals. Also used in electroplating, alkaline batteries, and as a cleaning agent for industrial equipment. In laboratories, it serves as a reagent for various chemical reactions and pH regulation.