The phenomenon of marble cancer is due to
Marble cancer refers to the phenomenon of corrosion of marble due to the action of SO2 and NO2.
Acid rain happens because of SO2 and NO2 that are released into the air.The SO2 and NO2 react with water, oxygen and other chemicals to form sulfuric and nitric acids.
Sulfuric acid and nitric acid in the rain dissolve marble to form salts.