Rustproofing

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and so this technology is not really suited for vehicles, which are made up of many irregular shapes. Because of this, it is also ineffective on existing rust and the areas surrounding it, as rust always causes sharp edges and damaged paintwork.
Electronic rust prevention is another method used to prevent rust using one of two technologies; either Impressed Current or Sacrificial Anode. Impressed Current units are extremely effective in dry conditions but ineffective in the wet. Sacrificial Anode units, like those used on ships, are very effective in wet conditions but cannot inhibit rust in dry conditions. Obviously vehicles experience varied conditions and so neither of these types of products are suited for vehicle rust prevention.
Under normal conditions the metal of a vehicle contains a mass of Iron Atoms, Impurities and Free Electrons. The impurities are slightly positively charged and therefore there is a potential difference (voltage) between the impurity atoms and the ...

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