Phosphoric acid is a chemical compound with the formula H₃PO₄, which is a colorless, highly exothermic liquid with a characteristic sour odor. It is one of the main sources of phosphorus and plays an important role in various industries.

Appearance: Phosphoric acid is a colorless liquid, sometimes with a slight yellowish tint, depending on the degree of purity. It can be viscous and has a characteristic sour odor.

Fertilizer Production: Phosphoric acid is used in the production of fertilizers such as phosphate fertilizers. This is a major use as it is an important source of phosphorus to support plant growth.

Chemical industry: In the chemical industry it is used in the synthesis of various organic and inorganic compounds. Phosphoric acid can serve as a reagent for the production of various chemical products.

Food industry: In some cases, phosphoric acid is used in the food industry as an acidity regulator and stabilizer to improve the texture and taste of products.

Metal Cleaning: It can be used to remove oxides and other contaminants from the surface of metals during pickling and metal working processes.

Technical Applications: Phosphoric acid can be used in drilling and technical processes, as well as in the electronics industry.

It is important to note that phosphoric acid is a chemical substance, and when using it, it is necessary to comply with safety and environmental standards