Are metal & plastic kitchen cooking utensils really poison?
Posted: Wed Nov 13, 2024 8:42 am
TV News this morning said, throw away your metal and plastic kitchen utensils iron oxide & plastic are poisoning you.
I looked it up and Google search says, NOT TRUE
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Platypuskeeper
Well, in large amounts it'd be toxic. But iron and iron oxides are generally about as non-toxic as metal compounds get (which doesn't really say that much I suppose). It's the most prevalent metal in your body. And you typically ingest some every time you eat something prepared in an iron skillet or similar. (which IIRC, has been shown to help against iron deficiency)
You also don't easily absorb the iron from rust, because it's not very soluble. (iron supplements are usually other iron compounds) The recommended daily allowance is 18 mg, and an adult will easily tolerate more than twice that. (the RDA is about 10x more than for any other metal except zinc)
Anyway we don't give medical advice here, and besides, I'm not a toxicologist. But I'm pretty sure the amount required to do harm is substantially larger than the amount you could inadvertently swallow (unless you were doing something very very dumb). Looking at MSDS (saftey datasheets), most seem more concerned with inhaling rust powder than eating it. The literature also seems to focus on acute iron toxicity in small children. (which I take to imply that it's rare among those of us old enough to not randomly put stuff in our mouths)
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About 3 years ago wife went for her yearly medical check up she was low in iron. Doctor told her to start cooking in a case iron skillet, metal pots and use metal cooking utensils if your iron goes up you don't need to take iron pills.
I looked it up and Google search says, NOT TRUE
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Platypuskeeper
Well, in large amounts it'd be toxic. But iron and iron oxides are generally about as non-toxic as metal compounds get (which doesn't really say that much I suppose). It's the most prevalent metal in your body. And you typically ingest some every time you eat something prepared in an iron skillet or similar. (which IIRC, has been shown to help against iron deficiency)
You also don't easily absorb the iron from rust, because it's not very soluble. (iron supplements are usually other iron compounds) The recommended daily allowance is 18 mg, and an adult will easily tolerate more than twice that. (the RDA is about 10x more than for any other metal except zinc)
Anyway we don't give medical advice here, and besides, I'm not a toxicologist. But I'm pretty sure the amount required to do harm is substantially larger than the amount you could inadvertently swallow (unless you were doing something very very dumb). Looking at MSDS (saftey datasheets), most seem more concerned with inhaling rust powder than eating it. The literature also seems to focus on acute iron toxicity in small children. (which I take to imply that it's rare among those of us old enough to not randomly put stuff in our mouths)
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About 3 years ago wife went for her yearly medical check up she was low in iron. Doctor told her to start cooking in a case iron skillet, metal pots and use metal cooking utensils if your iron goes up you don't need to take iron pills.