Stephanie Kwolek: Inventor of Bulletproof Polymer, Kevlar

Here’s an amazing invention that you’ve seen on TV, even if you haven’t seen it in person. That’s Kevlar, have you heard of it? It’s what they use to make the bullet proof vests that protect police officers. They even use Kevlar to make bike tires that won’t go flat! That’s not what Stephanie Kwolek … Continue reading Stephanie Kwolek: Inventor of Bulletproof Polymer, Kevlar