Which of the following is not a way of reducing air pollution?
BIOLOGY
WAEC 1990
Which of the following is not a way of reducing air pollution?
- A. Siting factories and power stations away from residential areas
- B. Building tall factory chimneys
- C. Passing waste gases through filters and absorbers
- D. Using lead-free petrol in cars
Correct Answer: B. Building tall factory chimneys
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