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Nitric acid or nitric acid or aqua fortis, with the chemical formula HNO3 is a very strong corrosive acid. By its nature, nitric acid is classified as either a hazardous chemical or B3.
Industrial chemistry Nitric acid has many uses in the industrial field. Based on my experience for nearly 10 years working in a chemical plant, one of the main uses of HNO3 is to passivation steel or stainless steel after the fabrication process is complete, before being used to store certain chemicals.
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