You already know about 3D printing but now GE wants to try 3D painting

Researchers at General Electric are experimenting with a way to build and repair metal parts using a process of 3D painting.

A potential “fountain of youth” for metal, GE (NYSE:GE) researchers announced the use of a process called “cold spray,” in which metal powders are sprayed at high velocities to build a part or add material to repair an existing part. Cold spray is part of GE’s expanded additive manufacturing toolkit.

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