Q. Which of the following pollutant affects lungs?

  • (A) Silica
  • (B) Benzene
  • (C) Lead
  • (D) Aldrin
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✅ Correct Answer: (A) Silica

Published by Mr. Dubey ⭐ 104.82K Points at 19-Sep-2023 08:08 pm in Environmental Engineering

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