Point taken :-) On the other hand, let's say the corrosiion from

来源: 于 2014-11-19 13:58:52 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

vinegar destroy my car in 10 years, while the salt on the road destroy my car in 7 years.

Do I still need to worry about it?