Caustic soda, chemically known as sodium hydroxide (NaOH), is a highly reactive and versatile compound that plays a pivotal role in various industrial processes. Its strong alkaline properties make it indispensable across multiple sectors, including pulp and paper manufacturing, textiles, food processing, water treatment, and chemical production. In the pulp and paper industry, caustic soda is used to break down wood chips into cellulose fibers, which are essential for producing …