
The Invention That Replaced Steel and Saved Lives
Stephanie Kwolek, the daughter of two Polish immi-grants, was a chemist working for the DuPont corpo-ration in 1965 when she discovered a stronger-than-steel compound that
Stephanie Kwolek, the daughter of two Polish immi-grants, was a chemist working for the DuPont corpo-ration in 1965 when she discovered a stronger-than-steel compound that