What is Kevlar, why it is strong and widely used in ...
Imagine a bullet entering a Kevlar vest: what happens is, the bullet gets caught in the Kevlar fabric, which, instead of tearing, absorbs, and disperses the impact force. More often than not, bulletproof vests are made of several layers of Kevlar for extra strength, and the bullets can even get bent or distorted hitting the Kevlar.
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