Quote Originally Posted by ScienceGuy View Post
Even fairly "pure" Alcohol often has a decent amount of water in solution to start with and can pick up water readily; just a guess, after evaporation there could be some water left on the blade surface.
You can't just dip in alcohol and call it a day. The sequence should be: alcohol dip, dry, air dry and then oil. I skip the daily alcohol dip, and I don't have a spot of rust on any of my razors. Although here in the prairies the air is so dry it could suck the moisture out of sand....