It is widely used in dentistry and orthodontics as an etching solution, dental appliances and fillings. Food-grade phosphoric acid is used to acidify foods and beverages such as various colas and jams. Due to its non-toxic properties, phosphoric acid is used by a variety of industries in multiple applications. Also used as a sanitising agent in the dairy, food, and brewing industries. Another wide range of uses as a pH adjuster in cosmetics and skin-care products.