The depth to which grass roots will go in sandy soil: at least two feet. He knew better than she the depth of Solomon White's commitments. He was not tall, but there was unusual breadth and depth to his shoulders. Then the Flying Fish folded her wings and sank to a depth of twenty feet.
Therefore, it isn't surprising that most of a human body's mass is oxygen. Carbon, the basic unit for organic molecules, comes in second. 99% of the mass of the human body is made up of just six elements: oxygen, carbon, hydrogen, nitrogen, calcium, and phosphorus. Oxygen (65%) Carbon (18%) Hydrogen (10%) Nitrogen (3%) Calcium (1.5%)
4. Vitamins. Vitamins help to regulate chemical reactions in the body. There are 13 vitamins, including vitamins A, B complex, C, D, E, and K. Because most vitamins cannot be made in the body, we must obtain them through the diet.