Answers

2015-07-29T21:21:13+05:30
galvanization : giving thin coating of irons 
tinning: coating of tin
annodizing: metals are electrically coated with a thin strong film of their oxides

and some are coating,electrolytes etc.
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welcome dear
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thank u buddy
sorry for late reply
2015-07-30T12:21:46+05:30
U can paint it as it prevents from corrosion or u can grease it with oil so that the iron oxide that is formed due to the oxygen content in the air starts to remove ..
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