Noble Gas Market Future Strategies And Growth, Forecast Till 2030 Moreover, argon is also used as a protective gas in vacuum induction and welding applications. Magnesium, titanium, molybdenum, chromium, and other steel-making materials react poorly to nitrogen and oxygen. For these purposes, argon is used as a protective material. These applications are projected to augur well for the long-term expansion of the global noble gas market.