Saturday, June 21, 2014

Stephanie Kwolek, R. I. P.

The Washington Post: Stephanie L. Kwolek, a chemist credited with developing the ultra-strong Kevlar fiber used in bullet-resistant gear, an innovation that is estimated to have saved hundreds of lives since she created the polymer five decades ago, died June 18 at a hospice in Wilmington, Del. She was 90.

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