หล็ก is a metallic silver, white or grey shaded. How to cast thin sheets can be used as a hammer to pound. And can also be stretched. Steel has a very high tensile strength. Moreover, the electrical Bring the heat with great benefits and can also be used a lot, but the most important properties of steel casting, forming, it is new and has an excellent durability. In addition, the iron can be used to bend bending roll shape, pattern, and so to bring the invention is something of which we used in everyday life or in factories.
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