Helium

Helium has viable substitutes for some applications (welding blends, gas chromatography) with manageable trade-offs, but no real alternative exists for MRI cooling, leak detection, semiconductor production, and a handful of specialty welding and purging jobs. The helium market is one of the most volatile in industrial gas, with prices and availability swinging hard on supply …

Yes, helium is a noble gas. It is the lightest and smallest of the group. Why Is Helium a Noble Gas? Helium is considered a noble gas due to its electron configuration. It has two electrons perfectly filling its only shell, making it chemically satisfied and unwilling to react. This noble gas configuration of helium …