Quote Originally Posted by Biciclista View Post
if it's aluminum, salt wouldn't do anything to it. Perhaps it was like that when you got it?
Aluminum corrodes quickly in salt water. I've reached for the aluminum zipper on my life jacket before and basically had the zipper pull snap off.


What I mean by 2 metals touching each other & salt is:

http://en.wikipedia.org/wiki/Galvanic_corrosion

One key thing from that - is that magnesium is often used as a sacrifical annode...