In message <01HEKQO7XO92QZFKX6@MR.MGH.HARVARD.EDU> you write:
> Don't laugh at the Pepsi in the cylinders. I've used Coca-Cola to
> take light rust off of chrome bumpers. Imagine what the lining of
> my stomach must be like! Don't ask me why it works.
It works because one of the main ingredients in cola drinks is phosphoric
acid, a substance also used to prep metal for painting. When you hear
of someone doing "acid etch" before pinting, they use phosphoric acid.
--berry "Now I've stuck my neck out and some chemist will cut it off"
Kercheval
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