Today they’re many thousand different materials. Most of them are different types of clothing‚ or cloth. Good portions of these are combinations of synthetic fibers woven or threaded together to make a final product. These synthetic fibers are a large group of polymers. Synthetic polymers offer more possibilities‚ since they can be designed with molecular structures that impart properties for desired end uses. All fibers are ploy-something or polymers. That means they are long strings of repeating
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DIAMOND MINING AND ITS IMPACT ON ENVIROMENT * Diamond is the strongest natural mineral known by a man. It is a crystalline form of carbon. * Composed primarily individual crystals of a cubic appearance. * There are three main uses for Diamonds * Industrial * Fashion (only 5% of diamonds) * Investment Approximately 130‚000‚000 carats (26‚000 kg) of diamonds are mined yearly‚ with a total value of nearly US$9 billion‚ and about 100‚000 kg are
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Diamond Impact Mining has had both a negative and a positive effect on many societies; it has created conflict‚ higher quality of living‚ a higher economy and a higher environmental risk. In this essay I will focus mainly on the impact of diamonds in Africa‚ as this country is one of the main supplier of diamonds worldwide. Two-thirds of the world’s diamonds are exported from Africa; they are mined in these countries; Angola‚ Botswana‚ Tanzania‚ The Congo and Zimbabwe. For many of these countries
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Marks each ) | | Case 1 | Conflict Diamonds | | | During the late 1990s South African diamond product De Beers and other companies on the diamond industry discovered that some of the diamonds they were buying or selling came from groups who used the proceeds to finance brutal civil wars. In Sierra Leone‚ rebels took control of diamond mines by systematically chopping off the arms and hands of as many as 20‚000 children‚ women and men until the diamond operations were turned over to them. Similarly
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Although diamonds often represent marriage‚ beauty‚ and romance‚ the process of getting these diamonds have been heart wrenching. Between the billions of people killed by the rebels wanting control over the diamonds‚ and the erosion which has caused damage to the ecosystem by the mining‚ South Africa was forced into a Civil War. Before the issue was announced‚ we were unknowingly contributing to the Blood Diamonds by purchasing these conflict diamonds. With the Kimberly Process Certification Scheme
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Synthetic fibers and synthetic fabrics consist of bulk fibers‚ yarns‚ woven cloth or other textile products manufactured from polymer-based materials such as polyamide (nylon)‚ polyester‚ aramid‚ or other spun thermoplastics. Basic product types include: fibers and monofilaments‚ roving and yarn‚ carded and needlepunched non-wovens‚ braided products‚ rope and cordage‚ webbing‚ blankets or batts‚ sleeves or wraps‚ and thread. Bulk chopped fibers or thin‚ continuous fiber filaments are used typically
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Industry Analysis Diamond Industry (Gem Based diamonds) The Diamond industry is essentially broken up into 3 segments: 1. Industrial Diamonds—natural and synthetic diamonds that are used in a wide range of manufacturing processes for their physical properties. 2. Jewelry Diamonds—rough diamonds cut for use as gemstones in jewelry. 3. Investment Diamonds—high-quality large gemstones‚ often with special characteristics‚ purchased for investment. The Jewelry and Investment segments together
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GLS 100 Minerals and Mineral Resources The diamond is a rare mineral that is used for many different things in today’s world. Diamonds are composed of carbon know as the chemical symbol C. In a diamond the carbon atoms are covalently bonded to one another. The physical properties of the diamond consist of colors of yellow‚ brown‚ gray‚ white‚ blue‚ black‚ reddish‚ greenish and colorless. The luster is adamantine to waxy. The specific gravity is 3.5‚ which is about the average for a mineral.
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DEBEERS DIAMOND DILEMMA 1. VISION STATEMENT To be the world’s leading provider of traditional and quality diamonds. Justification: World: This gives the idea that Debeers is targeting the entire world market “consumption of diamonds” Provider: Debeers is looking at provision of this product at all phases of the value chain Traditional: To still focus on the production and sale of natural diamonds to service that existing portion of the market. Quality: This means that Debeers will continue
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Diamond cut Diamond A merchant‚ after many years of poverty and hard work‚ moved to a distant region and grew rich. He decided to go home. A man told him that his road was beset by thieves‚ and the merchant left his box of jewels with him until he could get men of his own family to accompany him. When he returned‚ the man denied that it had ever happened‚ and threw him out of the shop. Koosby Ram saw him sitting on the road‚ and asked him what had happened. Then he told him to go back the next
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