text: In summary , a 500 MWe boiler firing eastern bituminous coal with 0.6 percent sulfur , an ESP , and no SCR or FGD , is estimated to provide the performance and require the resources listed in the first column of Table 4-4 , and estimates of performance and resources needed for other types of fuels and boiler configurations are shown in the other columns .
  
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  The 500 MWe refrigerator using coal needs 1.6 percent sulfur .