Six The sponge electrode is then placed in the vacuum arc furnace for melting. Within this water-cooled, copper container, an electric arc is used to soften the sponge electrode to variety an ingot. One more titanium compound of curiosity is titanium tetrachloride (TiCl4), a transparent colorless liquid when saved in https://damienrokey.blogoscience.com/42170699/not-known-facts-about-mn2o3-compound-name