Single Answer MCQ
Q-00040003
Why do copper roofs develop a green patina?
1
Due to moisture exposure
2
Because of copper oxidation
3
From weathering
4
All of the above
Answer and Solution
Answer
D. All of the above
Solution:
Copper roofs develop a green patina due to a combination of oxygen, moisture, and carbon dioxide interacting with the metal, forming basic copper carbonate.
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