4.3 - Causes of Corrosion
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Practice Questions
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Define corrosion in the context of concrete.
💡 Hint: Think about how metals react with their environment.
Name one cause of corrosion.
💡 Hint: Remember the processes affecting the protective layer.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What chemical reaction starts the process of carbonation?
💡 Hint: Focus on what CO₂ does to calcium hydroxide.
True or False: Chloride ions enhance the protective oxide layer on steel.
💡 Hint: Do chlorides help or hurt the protection?
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Challenge Problems
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Given a structure in a coastal area, list five methods to prevent corrosion of reinforcing steel.
💡 Hint: Think of how you would protect the metal from clashing with the environment.
Discuss how you would evaluate existing corrosion in a concrete structure.
💡 Hint: Consider both destructive and non-destructive testing.
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