Calcium sulfate CaSO4 is a versatile calcium salt characterized by its white or colorless powder or crystalline solid form It finds extensive application across various industries thus making it an essential component in construction agriculture food processing brewing art and medicine In construction it acts as a binder enhancing the strength and durability of building materials In agriculture it supports optimal soil structure and nutrient absorption paving the way for healthier crop yields Additionally calcium sulfate serves as a crafting aid in food and brewing industries a desiccant in its anhydrite form and a biocompatible bone substitute in medical applications Its unique properties including a density of 2 32 g cm a molar mass of 136 14 g mol and high melting point of 1 460 C coupled with its retrograde solubility feature make it a valuable material in various sectors The safety profile of calcium sulfate is notable it is non toxic and approved for use as a food additive However safety precautions should be practiced as powdered gypsum can cause irritation to skin and respiratory tissues