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Doctors worry that iodine deficiency — a dietary problem from the past — is coming backA French chemist accidentally discovered it in 1811 when an experiment with seaweed ash created a purple puff of vapor. The name iodine comes from a Greek word meaning violet-colored. Later that ...
And it really is a very little tickle. Look at that, and that purple vapour there is iodine, so that was a very rapid chemical reaction. Nitrogen is produced and iodine is released. Yeah I can see ...
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