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Magnesium, Beryllium, And Calcium - Paper

Magnesium, Beryllium, And Calcium

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 against corrosion, and its ability to be welded. These alloys are used in making parts for aircrafts, spacecrafts, rockets, car equipment, portable tools, and household appliances. Magnesium powder burns very well. Magnesium is used in flares, fireworks, and photographic flashbulbs.
Magnesium does not occur uncombined, but there are many compounds of magnesium in nature. Many soils and rocks ...

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element, which is fifth in abundance in the Earth�s crust. It is essential for forming leaves, bones, shells, and Portland Cement. Calcium occurs in many highly useful compounds such as marble, limestone, and chalk.
Plants and animals must have calcium to live. A plant cannot grow without a good supply of calcium. A lack of calcium prevents bones from developing properly. Calcium is the major component of teeth and bones. Calcium must be present for blood to clot. It also helps the nervous 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 ...

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Magnesium, Beryllium, And Calcium. (2006, August 16). Retrieved November 30, 2024, from http://www.essayworld.com/essays/Magnesium-Beryllium-And-Calcium/50844

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PAPER DETAILS

Added: 8/16/2006 03:18:49 AM
Category: Science & Nature
Type: Premium Paper
Words: 441
Pages: 2

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