• Inert gas shield in arc welding.
• Welding and cutting of Aluminium, Stainless Steel, Titanium etc. mainly to create an inert zone.
• In electronics, lamp and valve manufacturing.
• In metal refining, treatment and brazing.
• In degassing of ferrous and non-ferrous alloys.
• Vacuum Spectrometry.
• A.O.D. process for Stainless Steel manufacturing.
• Heat treatment of reactive metals and alloys.
• Refining of Copper.
• Geiger counting tubes.
• Flushing molten metals to eliminate porosity.
• Aircraft and missile industries.
• Titanium and Zirconium refining.
• Laboratory and research medical applications.
• Nuclear applications - for creating inert atmosphere in the manufacturing of rare and semi-rare metals.
• Cryogenics and refrigeration.
• Brazing and soldering.
• Gas chromatography and gas analysis.
• Its use as inert gas or atmosphere in miscellaneous applications is growing as fast as the new production can take care of the demand.

Argon is available in buyer's cryogenic road tankers.