Phosphoric acid is widely used in the food and beverage industry as an acidulant to provide a tangy flavor in soft drinks, particularly colas. It also acts as a preservative, helping to extend the shelf life of various products. In agriculture, it is a key component in fertilizers, providing essential phosphorus to promote plant growth. The chemical is employed in water treatment processes to remove impurities and adjust pH levels. In the pharmaceutical industry, it is used in the production of medications and dental products for its cleaning and etching properties. Additionally, phosphoric acid plays a role in metal treatment, such as rust removal and surface preparation for coatings. Its versatility makes it valuable across multiple industries.