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Stiri: Stephanie Kwolek, inventatoarea fibrei Kevlar, folosita pentru vestele antiglont, a murit

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Stephanie Kwolek, chimista americana care a inventat fibra Kevlar, folosita, printre altele, pentru fabricarea vestelor antiglont, a murit la varsta de 90 de ani, in Delaware, Statele Unite ale Americii, dupa o scurta suferinta, informeaza...


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