[foofoo55]

Stainless steel needs oxygen[1], otherwise it will eventually corrode with pitting and "crevice corrosion"[2]. I wonder what the ingredients are in stainless rebar, and what the oxygen environment is like.

[1] https://www.thermofisher.com/blog/metals/is-stainless-steel-...

[2] https://www.cruisingworld.com/how/beware-stainless-steel-cor...