Yttrium is not just an abstract chemical; it is a critical component for high-temperature [[superconductor]]s, jet engines, [[laser]]s, [[missile]] systems, specialized ceramics, and protective coatings. A significant portion of the US [[military industrial complex]] depends on it.<ref>https://www.techspot.com/news/110283-world-running-out-yttrium-little-known-rare-earth.html</ref> | Yttrium is not just an abstract chemical; it is a critical component for high-temperature [[superconductor]]s, jet engines, [[laser]]s, [[missile]] systems, specialized ceramics, and protective coatings. A significant portion of the US [[military industrial complex]] depends on it.<ref>https://www.techspot.com/news/110283-world-running-out-yttrium-little-known-rare-earth.html</ref> |