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Atmospheric Pollution — CHEMISTRY STD 9 — Question

ICSE BoardEnglish MediumSTD 9CHEMISTRYAtmospheric Pollution2 Marks
Question
Explain the methods of preventing acid rain.
✓

Answer

Method of preventing acid rain:
  1. By using coal or oil – that has low sulphur content. This reduces the emission of oxides of sulphur and nitrogen responsible for acid rain.
  2. By using scrubbers a device that absorbs gaseous pollutants.

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