Can You Get 100% On This 1960s Quiz?

History February 6, 2025

Stephanie Kwolek invented what fiber in 1965 that is five times stronger than steel?

55%
Steel Plant
Retry Correct Incorrect Stephanie Kwolek invented Kevlar fiber in 1965. Kwolek was a chemist for Dupont who was supposed to be working on an alternative for steel in high-performance tires. Instead, her creation is regularly used in body armor for the police and military today.
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AFP via Getty Images
AFP via Getty Images

Stephanie Kwolek invented what fiber in 1965 that is five times stronger than steel?

  • Acrylic
  • Rayon
  • Kevlar
  • Adamantium
55%

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