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The Element Calcium Calcium is an element that is very important to everyday life. It’s important to our bodies and our universe. It’s more than a milk mustache or white teeth. Calcium is in fact essential for the make of bones, teeth, shells and leaves. Calcium is fifth in abundance in the earth’s crust. Calcium is the mineral in our bodies that make up our bones and keep them strong. Ninety nine …

…used in vacuum tubes as a getter, a material that combines with and removes trace gases from vacuum tubes. Calcium obviously plays a very important role in our lives. It is very essential for us to live, affecting our bones, teeth, blood and health. It is important to our environment creating other chemicals and things that are useful to us. Calcium is in great demand by a number of industries, and is essential for life.