Fly ash is a pollutant mainly produced by
A. wind power plants
B. solar power plants
C. hydroelectric power plants
D. coal-based thermal power plants
1 answer
Best answer
Answer: D. coal-based thermal power plants
Burning coal leaves fine ash particles (fly ash) that pollute air, water and soil.
Doubtly AI
· 24 Oct 2026
AI-verified · Oct 2026
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