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.
Topics that use Sacrificial Anode
- Metals: Design contexts (Pearson Edexcel GCSE)
Related terms
Using Sacrificial Anode in the exam
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