Palladium Palladium Palladium is a chemical element with symbol Pd and atomic number 46. It is a rare and lustrous silvery-white metal discovered in 1803 by William Hyde Wollaston. He named it after the asteroid Pallas, which was itself named after the epithet of the Greek goddess Athena, acquired by her when she slew Pallas. Palladium, platinum, rhodium, ruthenium, iridium and osmium form a group of elements referred to as the platinum group metals (PGMs). These have similar chemical properties, but palladium has the lowest melting point and is the least dense of them. More than half the supply of palladium
Element Girl Lightning, expressing joy over being asked to join the League. She is later inducted into the League alongside a new female Atom and Firestorm. Her relation to Metamorpho is unknown. However, she does reference him by first name. After the events of "Forever Evil", Element Woman joins the Doom Patrol. Prior to appearing in the mainstream DC Universe, Element Woman made her debut in the alternate "Flashpoint" universe. She first appears at a meeting of superhumans assembled by Cyborg with the intention of stopping an oncoming war between the Amazons and Atlanteans. She offers her help, but is dismissed by