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    Iron

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    Iron Iron in its pure state is soft, malleable and ductile (that can be stretched, drawn or hammered thin without breaking ((Webster's Dictionary, 419, 1988)) with a hardness of 4-5. It is easily magnetized at room temperatures and this property disappears when heated above 790 degrees Celsius.. Metal iron occurs in a free state in only a few localities, notably Greenland (Encarta, 1996). One of the physical properties of iron as an ore is its color which can be black, brown or even reddish. Hematite

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    A Study of Iron

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    Iron is an important element to the scientific community, especially those involved in the branch of chemistry. Consequently, humans rely on iron for many different things. Iron is diverse from all other elements with regards to its natural occurrence, historic and contemporary uses, the origin of its name, and when, how, where, and by whom it was discovered. It also has unique characteristic physical and chemical properties. Without the discovery, and distinctive properties of iron, life on Earth

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    Iron Essay

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    The World of Iron What is Iron? How can we use this element? There are so many needs for this element. Iron has been around since ancient times. No known person is said to have discovered it. Thinking back to early times, iron was used for many developments in the world. Also, it is a part of the Earth from the inside out. What is most important is the body’s need of iron to survive. Iron comes from the Latin word ferrum. The iron’s symbol on the periodic table is “Fe”, driven from its Latin name

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    Iron Metabolism

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    how doxorubicin treatment and type 2 diabetes mellitus (T2DM) cause cellular iron dysregulation and increased oxidative stress. Thorough background on iron metabolism, doxorubicin and T2DM and how these relate to iron regulation will be described. Regulation of iron storage will be proposed as an additional mechanism whereby metformin can ameliorate the oxidative stress induced by doxorubicin and T2DM. Iron Metabolism Iron plays an essential role in virtually all organisms from bacteria to humans.

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    The Iron Wall

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    The Iron Wall When reading the famous American magazine Time, you see a picture of President Bush with his cabinet praying. This is not a special occasion, but rather a daily prayer that begins his administration workday. It is not uncommon to see religious demonstrations and creeds throughout our society. Our money has “In God we Trust” and our schools daily pledge states, “…One nation under God…” We take oaths under the Bible and are sworn in with it. It would be foolish to believe that

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    Extraction Of Iron

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    Extraction Of Iron Iron, perhaps the most important element to all civilization is also one of earth's most abundant. Like the majority of metal ores, iron ores are not pure compounds. Rather, most iron ore compounds are polluted with sand, rock and silica. The process of extracting iron involves a number of steps. The first step to concentrate the iron ore and remove its contents of silica. To further remove any existing impurities, a complex process takes place in a blast furnace

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    Pumpin Iron

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    You see them smiling. Standing poised, focused and in a state of jubilation. Some think they are crazy and have little regard for them while others idolize, respect and perhaps even aspire to be one someday. Whether they choose to do it professionally as a career, or simply for recreational purposes; the life of a Bodybuilder can be a very fulfilling and rewarding experience. But not without it’s share of hardships and tribulations. It was June of 2003, when I decided to train for and compete in

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    Iron Shamrock

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    Segmentation of the Market The overall segmentation of the market can summarized into four basis categories: size, geography, products and distribution as depicted in the chart above. From these four categories extend the subcategories as in relation to their initial category. The size of the market as depicted can be broken down into such subcategories as: Lots of small breweries, and few regional big brewers (5) in all. Geography, the geography of the industry and location of any particular

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    On "Iron Laws" of Economics ABSTRACT: 1. A strong interest shown by modern society to the sphere of economic attitudes, and connected to it the growing authority of the economists. - 2. Perception about the "iron" laws of economics as highest criteria of economic activity and life in general (economic fatalism). - 3. An exploration of the most widespread motives of housekeeping: struggle for a survival, earning one's "life", earning on "the black day". - 4. Logical "circumvention" of all these

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    Grey cast iron is the most widely used foundry alloy in the world due to its wide range of achievable mechanical properties, good castability, excellent wear resistance and damping properties, high thermal conductivity as well as low cost (20-40% less than steel) (Xu et al., 2005). It is used in such diverse applications as cookware and musical instruments to auto parts and heavy machineries. Microstructure of grey cast iron is characterized by dispersion of graphite flakes in a ferrous matrix. It

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