A group of 17 chemical elements (lanthanides plus scandium and yttrium) critical for high-tech defense equipment, particularly electronics, sensors, and magnetic systems. Dominated by Chinese production and refining.
DEFENCE WIKI / WEAPON SYSTEM
A group of 17 chemical elements (lanthanides plus scandium and yttrium) critical for high-tech defense equipment, particularly electronics, sensors, and magnetic systems. Dominated by Chinese production and refining.