'All policemen can thank Stephanie Kwolek for her invention of this polymer fiber 5 times tougher than steel'
Kevlar
FEMALE INVENTORS: All policemen can thank Stephanie Kwolek for her invention of this polymer fiber 5 times tougher than steel
All policemen can thank Stephanie Kwolek for her invention of this polymer fiber 5 times tougher than steel
All policemen can thank Stephanie Kwolek for her invention of this polymer fiber 5 times tougher than steel
FEMALE INVENTORS
Kevlar
FEMALE INVENTORS