Source: /cirosantilli/rare-earth-element

= Rare-earth element
{wiki}

\Video[https://www.youtube.com/watch?v=4LiYdbNqkwg]
{title=The Secrets of the Super Elements}
{description=2019, by the <BBC>. Official page: https://www.bbc.co.uk/programmes/b08rv9r6[].}