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The electrochemical nature of metallic corrosion and to illustrate how a metal may be protected from corrosion by connection to another metal to give 'sacrificial protection '.
Member rating: No Rating | Words: | Submitted: Mon Dec 22 2003
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Corrosion Of Steel Nails Summary It is important to realise the way by which corrosion and its ways of protection because corrosion can create huge economical and environmental damage , if it is treated improperly. Generally corrosion processes are electrochemical in nature. The relevance of corrosion to society lies in the way by which metals that may be exposed to the environment, meaning as the quantity of the metals exposed to the surrounding increase the availability to corrosion increase too. Corrosion it may occur every where. This includes upon oilrigs, chemical plant. Car, household goods , buildings, and their services as well as shipping. 0.75 g of NaCl, 6 g of agar and 0.075 g of potassium ferricyanide were mixed. 200 ml of boiling water was added with a bout 3-ml phenolphthalein solution. This mixture was stirred and allowed to cool to about 60 0C which by that time become a thick jelly...
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