[post_page_title]Kevlar fiber[/post_page_title]
Have you ever wondered what those bulletproof vests are made of? Well, thanks to chemist, Stephanie Kwolek, they are simply life savers because she invented the strong material, Kevlar fiber. Kwolek worked as a chemist in the 60’s for the DuPont company where she was trying to invent a fiber that would be lighter for car tires. However, instead she invented an exceptionally strong synthetic fiber which is many times stronger than steel.
Healthy snacks you can easily make yourself
We get it; we need to start eating healthier. But how is anyone supposed to make it through the day