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6 Ιουλ 2024 · Iron (Fe) is fundamental to life on earth. In the human body, it is both essential and harmful if above threshold. A similar balance applies to other elements: calcium (Ca), magnesium (Mg), and trace elements including copper (Cu), zinc (Zn), lead (Pb), cadmium (Cd), mercury (Hg), and nickel (Ni).
Commercially, iron is produced in a blast furnace by heating haematite or magnetite with coke (carbon) and limestone (calcium carbonate). This forms pig iron, which contains about 3% carbon and other impurities, but is used to make steel.
20 Σεπ 2024 · Iron (Fe), chemical element and one of the transition elements, the most-used and cheapest metal. Iron makes up 5 percent of Earth’s crust and is second in abundance to aluminum among the metals. Iron, which is the chief constituent of Earth’s core, is the most abundant element in Earth as a whole.
Iron’s ability to act as a central atom in coordination compounds is critical in bioinorganic chemistry. For example, in hemoglobin and myoglobin, iron binds reversibly with oxygen molecules, allowing these proteins to carry oxygen through the bloodstream and muscles.
26 Ιουν 2024 · Iron supplements are used to treat anemia and other iron deficiencies. Pigments: Iron oxides are used as pigments in paints, coatings, and concrete products, offering colors from yellow to red and black. Construction: Iron bars (rebar) reinforce concrete structures, providing strength and stability to buildings, bridges, and roads.
Iron supplements, also known as iron salts and iron pills, are a number of iron formulations used to treat and prevent iron deficiency including iron deficiency anemia. [8][9] For prevention they are only recommended in those with poor absorption, heavy menstrual periods, pregnancy, hemodialysis, or a diet low in iron. [9][10] Prevention may als...
12 Ιουν 2020 · Iron is the most common catalyst of free radical production and oxidative stress which are implicated in tissue damage in most pathologic conditions, cancer initiation and progression, neurodegeneration and many other diseases.
