enCRElements Around/Within You10
Oxygen : 61 percent of body mass in the human body.
Phosphorus : This is an important element for growth.
Nitrogen : Your body must get this from food.
Sulfur : Bacteria in the mouth causes this.
Chlorine : This gas helps to protect against infection.
Calcium : This makes up 1.4 percent of total body mass.
Hydrogen : The sun is made up of mostly this.
Helium : This is the second most abundant element in the sun.
Carbon : This makes up 23 percent of total body mass.
Sodium : The ocean has 10,800 parts per million of this.
Elements Around/Within You
This is an important element for growth.
This is the second most abundant element in the sun.