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A place for majestic STEMLORD peacocking, as well as memes about the realities of working in a lab.
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This is a science community. We use the Dawkins definition of meme.
It'd have to be unseasoned bast iron. The polymer seasoning resists coming off and contains very very little iron.
We put ferrous iron in cereal; most supplements use iron salts, though. The metal salts are generally FAR more available for the body to take up.