Used in the production of soap and detergents due to its ability to soften water and enhance cleaning efficiency. Commonly employed in the manufacturing of glass, where it lowers the melting point of silica and improves clarity. Acts as a buffering agent in the food industry, especially in cocoa processing and wine production, to adjust acidity. Utilized in fertilizers to supply potassium, an essential nutrient for plant growth. Also serves as a drying agent for organic solvents and in the synthesis of other potassium compounds.