PPT Slide
Coal contains sulfur in the form of the mineral pyrite FeS2
4 FeS2 + 11 O2 2 Fe2O3 + 8 SO2
A 1000 megawatt coal-fired electricity generating plant burns ~700 tons of coal per hr
@4% S
- 56 tons SO2 generated per hour
- 490,560 tons SO2 per year