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Copper

explanatory Essay
680 words
680 words
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Copper

Copper is a mineral. it is not a plant or a animal. Copper

is a metallic metal. It can never be broken down into differnet substances by

normal chemical means. Copper was one of the first metals known to humans.

People liked it because in it’s native condition, it could easily be beaten

into weapons or tools. Copper has been one of the most useful metals for over

5000 years. Copper was probably used around 8000 B.C by people living along the

Tigris and Euphrates rivers. In 6000 B.C, Egyptians learned how to hammer copper

into things they wanted. Around 3500 B.C, People first learned how to melt

copper with tin to make bronze. So the period between 3000 B.C and 1100 B.C

became known as the bronze age.

Today, some of the leading states of the copper industry

are Arizona with 747,000 short tons, Utah with 187,000 short tons, New Mexico

with 161,000 short tons. Some other leading countries are Chile with 1,422,000

short tons, United States with 1,203,000 short tons, Soviet Union with 650,000

short tons, and Zambia with 596,000 short tons.

When copper is being mined, both Native copper and copper ore

are usually found. The highest grade of copper ore is pale silvery gray. Miners

used to be always in danger in copper mines. Today, we have redu...

In this essay, the author

  • Explains that copper has been one of the most useful metals for over a century.
  • Describes the period between 3000 b.c. and 1100 bc when bronze was made from copper and tin.
  • Explains that copper mines used to be always in danger, but today, we have reduced a fair amount.
  • Recommends having top of the line fire alarms and water systems if a flammable gas is detected.
  • Explains that they have mine cats that hunt out the rats. they are well fed and petted by them.
  • Explains the ability to be molded or bent into a shape. copper can be pulled into very shapes.
  • Explains that you could draw it into wire thinner than a human hair.
  • Explains that after being in damp air for long periods of time, a green film will coat.
  • Explains how the world uses copper for a lot of things, such as water heaters and boilers.
  • Describes some of the biggest problems with mining, such as miner stranded in the dark.
  • Describes cruel and inhuman ways to detect harmful gases, such as the use of canaries. miners would let them fly into a part of the mine where poison gas was suspected.
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