Magnesium oxide is widely used in various industries due to its versatile properties. In the construction sector, it serves as a key component in cement and refractory materials, offering high thermal resistance and durability. It is also employed in agriculture as a soil conditioner to neutralize acidic soils and provide essential magnesium for plant growth. In the medical field, it is utilized as an antacid to relieve heartburn and indigestion, and as a magnesium supplement to address deficiencies. Additionally, it finds application in the manufacturing of electrical insulators, ceramics, and glass due to its insulating and high-temperature stability properties. In environmental applications, it is used for wastewater treatment to remove impurities and neutralize acidic effluents. Its fire-resistant properties make it a valuable additive in fireproofing materials.