You need to take a closer look at copper - once again your education is lacking.
Copper hit record highs recently due to supply demand imbalances. The stupid Climategate thingy is really putting demand through the roof and supply is also very troubled going forward both in terms of finding it and political troubles where it is found as well and AI will add to demand.
Average profit percentage on turnover in my health area is 60-70% - education!
