Alcoa completes separation from parent company Arconic

Alcoa Corp., Pittsburgh, announces that it has completed the separation from its parent company Alcoa Inc. (now named Arconic Inc.) and has begun operating as an independent, publicly-traded company listed on the New York Stock Exchange under the symbol AA.

How Titanium is Made by the Kroll Process

Most titanium is now made by the Kroll process, in which titanium dioxide is reacted with chlorine to form titanium etrachloride, which is then reacted with magnesium to strip away the chlorine and leave behind the pure metal.