In advance of corporate-wide activities, the Kansai Plant has positively car ried on its environmental activities targeting "zero emission of industrial waste by the end of 17 t against the target of 30 t. Compared to the reference value of 4,735 t in 1995, the industrial waste was reduced to 0.4% by the end of 2002, which is attributed to sludge being successfully recycled into raw material and the drastic reduction of general waste.