Vanadium - Periodic Table of Videos
The team at periodicvideos has created a TED-Ed lesson for every element of the periodic table. This one is about vanadium -- element number 23 on the periodic table. Its different compounds are beautifully colored.
We can use an amount of vanadium carbide to increase the hardness, toughness and resistance of iron. Vanadium carbide can also be used to prepare “tool steel” and “high speed steel” alloys.