Remember When: New Kensington native's work on new fiber for tires led to unintentional invention of Kevlar
While working for DuPont Chemical in the mid-1960s, the late Stephanie Kwolek was given an assignment that changed the world for first responders and others. Her assignment was to develop a polymer that could be used to prolong the life of radial tires. As is the case with many inventions,