Question

What is marble cancer?

Answer 1

Marble cancer:

• Marble cancer is the phenomenon of the corrosion of buildings/monuments due to the effect of acid rain.
• The acids in acid rain react with the calcium carbonate present in marbles of monuments/buildings, resulting in the formation of marble cancer.
• Various gases like sulfur dioxide $\left({\mathrm{SO}}_2\right)$ and oxides of nitrogen are released from factories resulting in the corrosion of marbles.