It's not hard to cut out the exposure listed in the comment with a little effort and time, except for the steel thing which is a bit over the top.

it’s actually needed, see lucky fish: https://en.m.wikipedia.org/wiki/Lucky_iron_fish

Debatable efficacy.

Cast iron pots and pans

Not concerned about the chromium and vanadium present in most cast iron?

I'm not deeply into that topic, but the pan I use that's made of iron was 'burned-in' using linseed oil several times to create a non-sticky surface. Whatever that has as negative side-effects aside, that layer might trap the iron additives quite effectively.

Chromium is a nutrient. Unclear if it is necessary or not.

Also, glass Pyrex Tupperware.

Steel and glass