Coal and renewables gear up for China demand fight
King Coal cleans up Ultralow emission (ULE) coalfired power units in China are now as clean as their gas counterparts, PetroChina says. ULE coal plants operate well within pollution standards first introduced in 2014 that limit SO x, NO x and soot concentrations in exhaust plumes to 35, 50 and 5mg/m#179;in some categories emitting just half of the limit.