The physical methods of producing nitrogen
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Nitrogen is produced in large volumes in both gas and liquid form by cryogenic distillation; smaller volumes may be produced as a gas by pressure swing adsorption (PSA) or diffusion separation processes (permeation through specially designed hollow fibers). Cryogenic processes can produce very pure nitrogen.
Number 1. Food Preservation. Nitrogen for food packaging. ...
Number 2. Pharmaceuticals. Nitrogen is extensively used in the pharmaceutical industry. ...
Number 3. Manufacturing and Construction. ...
Number 4. Electronics. ...
Number 5. Stainless Steel.
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Nitrogen is produced through fractional distillation of liquefied air when producing on a larger scale OR by heating barium azide when producing on a smaller scale.
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