this post was submitted on 26 Dec 2024
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Japanese Scientists Unveil Game-Changing 3D Printing Breakthrough for Lightweight Cars (scitechdaily.com)
submitted 7 months ago by Lugh to c/futurology
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[–] JohnDClay@sh.itjust.works 6 points 7 months ago

Probably not cheaper, melting metal dust together with a giant laser in an argon atmosphere a fraction of a millimeter at a time seems pretty expensive.