Lithium be cut with a knife. When cut, it possesses a silvery-white color that quickly changes to gray as it oxidizes to lithium oxide. While it has one of the lowest melting points among all metals (180 °C), it has the highest melting and boiling points of the alkali metals. Lithium has a very low density (0.534 g/cm), comparable with pine wood. It is the least dense of all elements that are solids at room temperature; the next lightest solid element (potassium, at 0.862 g/cm) is more than 60% denser. Furthermore, apart from helium and hydrogen, it is less dense than
Human Element Human Element Human Element was an online multiplayer video game under development by Robotoki for Microsoft Windows, PlayStation 4, and Xbox One. Development was halted when the studio was closed as indicated by a farewell message on Robotoki's (now defunct) blog on January 20, 2015, by the studio's founder, Robert Bowling. "Human Element" is the first game being developed by the independent game company Robotoki, which was formed by Robert Bowling after he left Infinity Ward following the release of "". The premise of the game centers on the question, "What is the greatest threat in a zombie apocalypse?"; Bowling