Used as a dust suppressant on roads and construction sites due to its hygroscopic nature, which helps retain moisture and reduce airborne particles. Commonly applied in the production of tofu as a coagulant to solidify soy milk. Employed in water treatment processes to remove impurities and soften hard water. Utilized in agriculture as a source of magnesium for plant nutrition, especially in magnesium-deficient soils. Found in medical applications as a magnesium supplement to treat deficiencies and support muscle and nerve function. Also used in the manufacturing of cements and refractory materials for industrial applications.