Used in construction as a key component of plaster and drywall due to its fire-resistant properties and ease of molding. Serves as a desiccant in laboratories for drying gases and liquids. Employed in agriculture to improve soil structure and supply calcium and sulfur to crops. Acts as a coagulant in tofu production, helping soy milk solidify into curds. Utilized in the food industry as a dietary supplement and firming agent. Commonly used in dentistry for making molds and casts. Also functions as a filler in paper and textile manufacturing to enhance brightness and texture.