Vanadium is a transition metal used to make steel stronger & lighter.
It is named after the Scandinavian goddess of beauty and fertility Vanadis.
Vanadium is being used in what will be the world's largest battery, and sea squirts are one of a small handful of organisms that contain large amounts of vanadium used in some enzymes, says Professor Allan Blackman from the Auckland University of Technology, in episode 91 of Elemental.
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Professor Allan Blackman is at Auckland University of Technology.