[doc11355]

I imagine that you assume everybody intuitively understands the abbreviation "PM". Well, you'd be wrong, at least for this FRiend.

why don't you define it for us; it would make your story so much more interesting.

[jiggyboy]

PM = precious metals, not just gold and silver but also palladium and platinum

[darth]

PM = precious metal, i.e., gold silver platinum