Watch this time lapse video to see how some common blade steels hold up against being sprayed repeatedly with tap and salt water. Which steel is most rust resistant? Which steel rusts the fastest? What is a good blade steel? We run the experiment, see the answers for yourself.
If you like Mythbusters, you'll like these other product test videos: https://www.youtube.com/playlist?list=PL94IDmbVVVlo0xf6KuQBIa2w_0vDvUQdd
