Any parent knows that when a boy asks, "Is this good?" he knows it isn't.
General Electric Co., which has been dredging PCBs from the Hudson River for the past decade, knows it's not good.
It knows that despite spending more than $1 billion to methodically dip giant clamshells from barges into the river bottom summer after summer, treat the material at a processing site nearby, then dutifully ship the poisonous stuff to a landfill far away, its obligation to clean the river is far from over. Read more here.