melting point; for annealing 800 degrees are needed. Iron‚ by comparison‚ has a melting point of 1538 degrees Celsius. Its low melting point makes copper easy to smelt‚ cast‚ and remelt without special furnaces or a heavy investment of fuel. Another advantage of copper is that it can be recycled without any loss of quality. As pure copper is too soft for structural elements or most practical appliances‚ it needs to be hardened and strengthened. It is therefore combined with
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through out the world get a huge profit from levy taxes on cigarette . They can use the fund to build hospitals ‚ schools ‚ and other amenities. Moreover ‚ cigarette is provided thousand of jobs for people around the world - especially for the poor countries like Vietnam ‚ India or Nepal . Without cigarette ‚ those people will be suffered for their lifes. However ‚ a coin always has two side . And of course ‚smoking also has the negative effect . The first and also the worst of smoking is going
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Why are some countries called developing countries‚ and some developed countries? Why are some countries called developing countries‚ and some developed countries? In this essay I’m going to talk about this question. Since this is a very wide subject I could talk about only a single country or a single issue‚ but I will try to discuss about the whole aggregate. Some of the main points are starvation‚ education‚ child labor‚ safety and human rights. These issues are very different in developed and
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Cuttack when Mihir was eight‚ as Cuttack had better schools Swimming career[edit] After reading an article in a local daily about Florence Chadwick‚ the first American woman to swim the English Channel in 1950‚ he decided to repeat this feat for his country. At this time‚ he hardly had any experience in swimming. He sought lessons in swimming at the local YMCA‚ till he mastered the freestyle technique.[1] After this‚ he attempted to swim the English Channel. After a few unsuccessful attempts‚ he became
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Abstract People should pay attention to the controversy about marijuana. Marijuana may not kill in a situation such as an automobile accident. In this paper it talks about the risks and benefits of using marijuana. Suicide‚ mental disorders‚ and worse depression can be bigger risks of using marijuana. All together marijuana can be less dangerous than other things such as alcohol and other drugs The medical benefits of marijuana are very helpful. Marijuana can relieve the pain of AIDs‚ multiple sclerosis
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Genetic Engineering / Advantages and Disadvantages During the latter stage stages of the 20th century‚ man harnessed the power of the atom‚ and not long after‚ soon realised the power of genes. Genetic engineering is going to become a very mainstream part of our lives sooner or later‚ because there are so many possibilities advantages (and disadvantages) involved. Here are just some of the advantages : * Disease could be prevented by detecting people/plants/animals that are genetically prone to
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Advantages and Disadvantages of Government Systems Around the world‚ each country has their own way of running things and their own government system. In this essay I will discuss the advantages and disadvantages of 3 government systems; unitary‚ confederate‚ and federal. Although some government systems might have similarities with the others‚ they are all very different and have different problems. A unitary state is sovereign and governed as a single unit where the central government is supreme
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slide is one of the most important plays set in a children playground. The construction of a slide based on the materials that have been used to build the slide. In my text I will be describing and mentioning the common slide uses in the most world countries
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between two major demographic groups: developing and developed countries. Developing countries make up majority of world’s population‚ about 82%. Regardless of lower income levels and education than the developed countries‚ they are experiencing rapid growth in many aspects through globalization. Developed countries consist of approximately 18% of overall population and are considered economically stable and wealthy with higher than developing countries income and education levels. Differences
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The creation of an identical copy of something is the process of cloning. It is simply a form of asexual reproduction. Cloning is a big issue in todays world of science because of the potential benefits‚ the risks involved‚ and medical‚ ethical and religious conflicts. Plants and animals have already been cloned and stem cell research is already going ahead‚ and maybe one day science will be able to clone a human. The division of opinion on cloning will require many forums of discussion to cover
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