Something filled with helium. Not to be confused with Hylium or shelium. Helium is a combination of hydrogen and hydrogen fused together. If you fuse four helium atoms together, you get oxygen. Helium is often used in balloons and is one of the main components of the sun. Retrieved from "https://king-harkinian.fandom.com/wiki/Helium?oldid=31272" Categories: Gases Poison Community content is available under CC-BY-SA unless otherwise noted.