Physics · Environmental Physics and Pollution
Consider the following statements about Particulate Matter (PM): (i) It is a mixture of solid particles and liquid droplets found in the air. (ii) Dust from construction sites and unpaved roads is a major source of PM. (iii) Overexposure to PM can lead to severe respiratory disorders. Which of the statements given above are correct?
- 1(i) and (ii) only
- 2(i) and (iii) only
- 3(ii) and (iii) only
- 4(i), (ii), and (iii)✓
Correct answer
(i), (ii), and (iii)
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