Used extensively in the chemical industry for pH regulation and neutralization processes. It is a key component in the production of various chemicals, including detergents, soaps, and paper. In water treatment, it helps to control acidity and remove heavy metals. The food industry utilizes it for cleaning and processing equipment, as well as in the preparation of certain foods like olives. Additionally, it plays a role in biodiesel production by acting as a catalyst in the transesterification process. Its strong alkaline properties make it effective in cleaning and degreasing applications in industrial and household settings.