Find the odd one out among the following air pollutants based on their primary origin.

Find the odd one out among the following air pollutants based on their primary origin.
  1. Volcanic ash
  2. Exhaust from diesel trucks
  3. Factory smoke
  4. Emissions from thermal power plants

Solution

Volcanic ash is released through natural natural geological events, whereas vehicle exhaust, factory smoke, and power plant emissions are man-made (anthropogenic) pollutants.

Asked in: Homi Bhabha Practice

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