According to researchers from University at Buffalo in the US, 3D-printers leave unique 'fingerprints' on its products, which can be identified by their "PrinTracker". Like a common inkjet printer, 3D printers move back-and-forth while "printing" an object.
Unique 'fingerprints' can help track 3D-printed guns
![Unique 'fingerprints' can help track 3D-printed guns]()
Reviewed by karthi
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October 21, 2018
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