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2 cards from this section. Quick, good the night before a test.
Define corrosion in the context of concrete.
Think about how metals react with their environment.
Name one cause of corrosion.
Remember the processes affecting the protective layer.
What chemical reaction starts the process of carbonation?
Focus on what CO₂ does to calcium hydroxide.
True or False: Chloride ions enhance the protective oxide layer on steel.
Do chlorides help or hurt the protection?
Given a structure in a coastal area, list five methods to prevent corrosion of reinforcing steel.
Think of how you would protect the metal from clashing with the environment.
Discuss how you would evaluate existing corrosion in a concrete structure.
Consider both destructive and non-destructive testing.
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