Used as a strong alkaline cleaning agent in industrial and commercial settings, especially for removing fats, oils, and proteins from surfaces. Commonly applied in the production of soaps and detergents through saponification of fats. Employed in water treatment to adjust pH and neutralize acidic streams. Utilized in the food industry for washing or peeling fruits and vegetables, and in the manufacture of cocoa and chocolate. Plays a role in the chemical synthesis of various potassium salts and in electroplating processes. Also found in drain and oven cleaners due to its ability to dissolve organic blockages.