Magnesium oxide, often referred to as magnesia, is a white, odorless, and alkaline solid with the chemical formula MgO. It is recognized for its diverse applications across industries. In healthcare, it is used as an antacid to relieve heartburn and indigestion, as well as a magnesium supplement. In the construction sector, magnesium oxide is utilized as a refractory material in kiln linings and as a fireproofing agent in building materials. It also plays a role in metallurgy as a refractory lining material for furnaces. Additionally, magnesium oxide finds application in the production of electrical insulators, as a catalyst in chemical processes, and as a stabilizer in some food products. Its ability to withstand high temperatures, neutralize acidity, and serve various functions highlights its importance in different industrial and consumer applications.