Comment on Laser-generated surface structures create extremely water-repellent metalsComments−omegant11yHonest question, would steel rust just by liquid water, or vapor and oxigen in the air will make it rust eventually?−yourapostasy11yWater vapor in the form of humidity is sufficient to initiate the rusting process.Most questions along this line are addressed on this page:https://van.physics.illinois.edu/qa/listing.php?id=485Note that if you try to avoid the formation of rust by submerging your steel in water, thinking that will remove the oxidative air component, you run into corrosion issues unless you are submerging in a tank of constantly refreshed distilled water.
Comments
Honest question, would steel rust just by liquid water, or vapor and oxigen in the air will make it rust eventually?
Water vapor in the form of humidity is sufficient to initiate the rusting process.
Most questions along this line are addressed on this page:
https://van.physics.illinois.edu/qa/listing.php?id=485
Note that if you try to avoid the formation of rust by submerging your steel in water, thinking that will remove the oxidative air component, you run into corrosion issues unless you are submerging in a tank of constantly refreshed distilled water.