99.95% High Purity Manganese, page-153

Thanks Garant, I suppose critical would imply source of
supply, jurisdiction, political issues, etc, such as china dominating markets for rare earths, as an example, materials
used in weapons and so on.
I think Obama threatened to take china to the WTO, over tbat.

Many reports out there stating a deficit in lithium supply
by 2030, even with say, avz ,ltr, ffx , Aussie li explorers becoming producers.

The transition from combustible to electric vehicles by
most European countries legislated by 2025, would throw
a few more critical materials into the mix.
There is 5 times more copper used in Ev's, good to know
for trading purposes. One reason for jumping on board e25 , producer obviously, and stages to battery grade, ncm. May not be on reflection classed as critical, but if , back to China, or
south Africa have issues, E25 is in prime position.