2: A flash of genius

We go back in time to Hoosick Falls, New York where a man looks for answers after his father dies of cancer following his retirement from the local Saint-Gobain plant. What he finds changes the course of this whole story: a remarkable kind of chemical once used to help make the Atom Bomb that manufacturers knew could be dangerous for decades. Learn more about your ad choices. Visit megaphone.fm/adchoices