6 The sponge electrode is then positioned in a very vacuum arc furnace for melting. During this water-cooled, copper container, An electrical arc is used to melt the sponge electrode to sort an ingot. Klaproth proposed the name titanium, in honor in the Titans. The Titans were legendary giants who https://lukaswyxwu.wikicarrier.com/689311/the_ultimate_guide_to_nickel_ii_nitride