pour Coke in a steel cup, and see what happens.



Now take an Al can, with coke in it, and see how long it lasts.



all metals oxidize, as banzai mentioned...Al forms a white powder, right? [/quote]

good point



I need to step away from the glass pipe for a hot minute.

 

I've seen stainless steel rust before, too. It was just crappy metal, probably with a lower chrome percentage.