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Magnesium, Beryllium, And Calcium
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The lightest metal of all the elements is magnesium. It is the most abundant element in the Earth’s crust. Since it is so abundant, the aerospace industry uses it extensively. Magnesium is not a strong element by itself. Alloys have been developed to improve magnesium’s hardness, resistance ag ....
Middle of essay
....vous system, and it is necessary for muscle contraction. A good dietary intake of calcium is essential for proper growth and development. Calcium’s role in maintaining good vision is being researched. Milk products, fruits, and leafy green vegetables are excellent sources of calcium.
Beryllium is a gray metal that is more brittle than magnesium. It is used as a hardening agent in nuclear and space vehicle applications. Many parts of supersonic aircraft are made of beryllium alloys because.... |
| Number of words: 441 |
Approximate pages: 2 |
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