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SSC CGL 2019 PYQ — Question 30

SSC CGL - 7th June 2019 - Shift 1 • General Awareness • Q30

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What is Marble Cancer?

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Correct answer: A

Explanation

The correct answer is option 1 i.e. Corrosion of marble due to acid rain.

Marble Cancer Corrosion of marble due to acid rain
What is Marble Cancer?
  • Marble Cancer is related to the corrosion of marble due to acid rain.
  • It is caused by the action of sulphuric acid and nitric acid present in acid rain.
  • These acids deposit on marble and get oxidized to propagate corrosion which also leads to the weakening strength of marble and a yellowish layer is deposited on it.