3D GUNS
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For decades, making an untraceable firearm required specialized tools, technical expertise and hours of work.
Today, it can start with a downloaded file and a consumer-grade 3D printer.
As advances in additive manufacturing, commonly known as 3D printing, make it easier to produce firearms at home, lawmakers in a growing number of states are pursuing new restrictions specifically for 3D-printed guns. That rapidly evolving category of weapons can be manufactured from digital blueprints and often lack serial numbers used by law enforcement to trace firearms.
