Helium
A colorless, odorless inert noble gas. It has the lowest boiling point of any element and is used in cryogenics, balloons, and as a protective gas for welding.
8 connections Built by Tim JonesA colorless, odorless inert noble gas. It has the lowest boiling point of any element and is used in cryogenics, balloons, and as a protective gas for welding.
8 connections Built by Tim Jones