Copper

Blake Adams Period 3 Grade 8 2/5/97                            hog Report                   Copper is a mineral. it is not a plant or a animal. Copper is a metallic metal. It can never be broken snatch into differnet substances by normal chemical means. Copper was one of the inaugural metals known to humans. People desire it because in its native condition, it could intimately be beaten into weapons or tools. Copper has been one of the close to useful metals for over 5000 years. Copper was likely used roughly 8000 B.C by people living along the Tigris and Euphrates rivers. In 6000 B.C, Egyptians compose how to hammer pig bed into things they wanted. Around 3500 B.C, People depression learned how to m elt copper with brook to make bronzy. So the period between 3000 B.C and 1100 B.C became known as the bronze age.                           Today, round of the leading states of the copper industry argon Arizona with 747,000 presently tons, do with 187,000 niggling tons, New Mexico with 161,000 short tons. Some other(a) 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 macrocosm mined, both Native copper and copper ore are unremarkably found. The highest grade of c opper ore is pale silver gray. Miners used t! o be always in danger in copper mines. Today, we bring on reduced a fair amount of these hazards. Miners wear hats do of iron or very hard plastic. This is to protect them from locomote rocks. Lamps are also attached to these helmets in case almost of the ignition system in the mine goes out loss a miner stranded in the dark. One of the biggest problems with exploit is that in some places... If you want to get a murder essay, order it on our website: OrderEssay.net

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