Which of the following produces fly ash?
Answer & explanation
Correct answer: option 2
The correct answer is option 2. Thermal power plant.
Thermal power plants produce fly ash. Fly ash is made up of silica, alumina, iron, calcium, and magnesium oxides as well as copper, lead, cobalt, and other hazardous heavy metals. India's thermal power facilities use bituminous coal, which generates a lot of ash.