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Which of the following methods prevents rusting by creating a barrier between iron and the surrounding environment?
When electroplating iron or steel, what is the cathode?
Why is zinc used for sacrificial protection?
What is the main difference between barrier methods and sacrificial methods for preventing rusting?
A ship owner wants to protect their ship’s hull from rusting. Which combination of methods would be most suitable for this application?
A bicycle manufacturer wants to protect bicycle frames from rusting. They decide to use electroplating for the frames and grease for the chains. Which of the following statements best explains why this combination of methods is appropriate?