December 5, 2013
Salt is iodized to supply dietary iodine which is necessary for the proper function of thyroid glands. Deficiency causes–among other things–an enlargement of the neck. In this condition, known as goiter, the thyroid becomes swollen and enlarged.
Because iodine deficiency causes over 90% of the cases of goiter, its been added to iodized salt since the early twentieth century. In one fell swoop, goiter was eliminated in the developed world.
This illustration contributed to the production of the video “Gluten in the Baking Process” found here. The video was featured by the good people at Better Engineers, a now-defunct online magazine for engineers and scientists.
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