Not to forget Zinc where demand has far outstripped supply with no sign that is going to change in the near future https://3.bp.blogspot.com/-Gx37N-_W8To/WIdiuZAdlyI/AAAAAAAAndk/ryfhyY5U1S00TuTsgENTsnTVrcv-PpG4gCLcB/s1600/spot-zinc-5y-Large.gif