tin,
dunno...but i wish i had kept some of the gold I was buying of the locals in Wau and Bulolo...
oh yeah...observing a local buying a small amount of mercury in a trade store in bulolo one day...
salesman...sori tru, nogat liklik sumting for dispela
local...emi orait... (as he holds out his hand!)
I guess it was like selling them petrol/kero in a plastic shopping bag...they would be happy until they got half way down the road and the bag would melt or leak.