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Plastic fantastic seals in speeding projectiles

Layered polymer nanomaterial wraps around penetrating particles

You don’t have to be a caped superhero to stop a speeding bullet. Scientists have created a material that demonstrates how common plastics can bring projectiles traveling faster than a kilometer per second to a screeching halt. Similar materials might be used to make supertough lightweight body armor, or coatings to protect jet engine components or spacecraft from flying debris.

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