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Thursday, August 29, 2019

Random Thoughts

Most of what we are—96%—is carbon, oxygen, hydrogen, and nitrogen. But our bodies also use, and are composed of, calcium, chlorine, magnesium, phosphorus, potassium, sodium, and sulfur, plus trace amounts of boron, chromium, cobalt, copper, fluorine, iodine, iron, manganese, molybdenum, selenium, silicon, tin, vanadium, and zinc, among others.

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