Nitric acid

1. Fertilizer production: Nitric acid is a key component in the production of ammonium nitrate and other nitrogen-based fertilizers.
2. Explosives manufacturing: Nitric acid is a major ingredient in the production of explosives such as trinitrotoluene (TNT) and nitroglycerin.
3. Metal refining: Nitric acid is used in the purification and refining of precious metals such as gold and silver, as well as in the production of electronic components.
4. Pickling of steel: Nitric acid is used for the removal of rust and scale from steel in the metal finishing industry.
5. Etching of metals: Nitric acid is used for etching and engraving designs on metal surfaces.
6. Production of dyes and pigments: Nitric acid is used in the production of dyes and pigments for the textile and printing industries.
7. Production of pharmaceuticals: Nitric acid is used in the production of some pharmaceuticals, such as nitroglycerin, which is used to treat heart conditions.
8. Laboratory use: Nitric acid is used as a reagent in various chemical reactions in laboratories.