Question

Acid rain has made Taj Mahal's marble ________.

Answer 1

Acid rain:

1. Acid rain is caused by the reaction of oxides of nitrogen and sulfur i.e nitric oxide and sulfur dioxide and these oxides react with the rainwater resulting in acid rain.
2. The high amount of sulfur dioxide and nitrogen oxide has turned the Taj Mahal yellow.
3. The yellow color is due to the corrosion of the marble.

Final answer: Acid rain has made Taj Mahal's marble corroded.