Methods to cleaning brass?

[nycxandy]

Part of my belt buckle has discolored and I can see rainbow-colored watermarks. Anyone know of any ways to get rid of these watermarks and return it to it's natural brass color? Thanks!

 

[Guntizzle]

ummm ketchup
(that really does work if you soak the thing)
but no grab some of this stuff
http://www.eagleone.com/pages/products/product.asp?itemid=1006&cat=5006
works wonders for mostly all popular metals

 

[Fritzo]

Try using toilet paper.








Oh wait....missed the "br" in there....