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Mineral Iodine Persuasive Speech

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Did you know the mineral Iodine comes from the Greek word violet, iodes? The mineral Iodine was discovered in 1811 by a scientist by the name of Bernard Courtois. Courtois was extracting sodium and potassium compounds from seaweed ash. Once these compounds were removed he added the compound sulfuric acid to the ash. Iodine is part of thyroxin, a hormone produced by the thyroid gland that controls the body's rate of physical and mental development. The body also needs thyroid hormones for proper bone and brain development during pregnancy and infancy. If a persons has a lack of Iodine it can cause a “goiter “. A goiter is swelling of the neck resulting from enlargement of the thyroid gland. Iodine is added to salt which becomes “iodized salt

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