Nitric acid is a chemical compound with the formula HNO₃, which is a colorless or slightly yellowish liquid with a characteristic pungent odor. This acid has a wide range of applications in various fields.

Appearance: Nitric acid is a colorless liquid, but its presence may be accompanied by a slight yellowish tint due to interaction with pollutants. It has a characteristic pungent odor.

Fertilizer production: Nitric acid is a key component for the production of nitrogen fertilizers. It is used in chemical processes to synthesize ammonia compounds, which serve as the basis for fertilizers that promote plant growth.

Chemical industry: Nitric acid is widely used in the chemical industry in the synthesis of various organic and inorganic compounds, including plastics, dyes and explosives.

Metalworking: In metal manufacturing and processing, nitric acid is used to pickle, clean, and remove oxide coatings from metal surfaces.

Laboratory Research: In chemical research and laboratory work, nitric acid can be used as reagents for various chemical experiments.

Water purification: In some cases, nitric acid can be used to disinfect water and regulate pH in water supply systems.

It is important to note that nitric acid is a chemical that requires