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Why do they add iodine to salt?

Why do they add iodine to salt?

BrainStuff

November 30, 20123m 12s

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Show Notes

Table salt contains iodine to help prevent thyroid problems and iodine deficiencies. Find out how table salt keeps your thyroid happy -- and what iodine has to do with a nuclear attack -- in this episode of BrainStuff.

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