in one method of rust prevention the iron is not coated with anything name the method and define it
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it is painting or electroplating it is by dipping iron into coal tar solution
Rirhik:
bandiye
but tere sould be no coating but paint is coating
so sorry I want to write it would wrong
it is through electroplating in it the deposition of one metal to another takes place
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by painting it or greecing
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