[bacon_waffle]

I believe bronze (copper + zinc) is a lot more common in marine applications than brass (copper + tin)

[kyteland]

I believe you have those inverted. Bronze has tin and brass has zinc.

[bacon_waffle]

Whoops, yes you're correct. Serves me right for looking at some SEO spam link!

Main point was that bronze is much more common in marine applications than brass - I wouldn't be surprised to learn there's been an error upstream as well.