Phosphoric acid is widely used in the food and beverage industry as an additive to regulate acidity, enhance flavor, and preserve products. It is a key ingredient in cola drinks, providing their characteristic tangy taste. In agriculture, it serves as a component in fertilizers, supplying essential phosphorus to plants for growth and development. The chemical is also utilized in water treatment processes to remove impurities and control pH levels. In the pharmaceutical industry, it is employed in the production of dental cements and as an acidifying agent in various medications. Additionally, phosphoric acid plays a role in metal surface treatment, where it is used for cleaning, rust removal, and preparing surfaces for coating or painting. Its versatility makes it a valuable chemical across multiple industries.