MadSci Network: Chemistry

Subject: Natural Sea Salt vs. Iodized Salt

Date: Sat Jul 10 20:33:23 2004
Posted by No name entered.
Grade level: 7-9 School: No school entered.
City: No city entered. State/Province: No state entered. Country: No country entered.
Area of science: Chemistry
ID: 1089509603.Ch

Is it true that iodine added to table salt (rock salt mined from the earth) is 
man made in a lab with metals? Is it not natural? In high amounts metals can be 
dangerous to humans. Wouldn't sea salt be better (in either way) and provide 
the iodine needed for proper thyroid function in humans?

Re: Natural Sea Salt vs. Iodized Salt

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