3D-Printed Jet Engine Revved Up to 33,000rpm

3D printing is coming of age rapidly.
Quote:Engineers at General Electric (GE) created a 12-inch-long jet engine using direct metal laser melting (a type of additive manufacturing or 3D printing), and #-Link-Snipped-# the engine by spinning it up to 33,000 rotations per minute. Endquote

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