By Madison Lynam
Stephanie was born in New Kensington,Pennsyvania on July 31,1923. Her Mom was a homemaker and her dad was a foundry worker. Stephanie also had a brother. Some of kwolek's hoddies were poetry,drawing, and also sewing. She sadly died at 90 years old.
Important Inventions and other Accomplishments
Stephanie started inventing at the age of 42, that was in 1965. She found a material called Kevlar. Kevlar is a stiff material that is today used for ropes. Then Stephanie used Kevlar to made a bullet proof vest. Today many police use this vest when there are working. Kevlar is made up of many molecules. There some GIANT molecules called a polymer. In 1946 Stephanie earned her chemist degree. She retired from DuPont in 1986. In 1994 she was indicted into the National Inventor hall of fame.