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Spotted something wrong, like a typo, a wrong answer, a broken animation or a step that does not make sense? Tell me and I will fix it. Every report helps the next student.

The page 2025 Question 12: Compare mild and high carbon steel for an industrial knife, choose one and justify it from the microstructures

Say where it is, for example “Step 3 of the marking guide” or “option (C) in the hints”, and what you think it should be.

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