From 2018:
https://www.machinedesign.com/materials/article/21836625/selfhealing-metals-help-fight-corrosion
They're likely working on the infomercial already, where for just three easy payments of $19.99 you can get a frying pan - BUT WAIT! THERE'S MORE! If you order now you can get a set of knives that will never dull even if you saw a parking meter off a metal post with it.

You’re not helping, making me hungry at 2:20 in the morning. Just saying.