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    Design and Technology GCSE

    Sacrificial Anode

    What Sacrificial Anode means in Design and Technology GCSE, as defined for Pearson Edexcel.

    Definition of Sacrificial Anode

    A highly active metal (like zinc) applied to a less active metal (like steel) to prevent corrosion; the active metal corrodes preferentially.
    Pearson Edexcel · Metals: Design contexts (study guide)

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    Using Sacrificial Anode in the exam

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