Scientists Turn Scrap Metal Into 3D-Printed Parts for Rockets
The process could be deployed in areas where the supply chain is difficult to maintain.
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Rolls-Royce is turning old aircraft parts into metal powder for additive manufacturing.


The tiny engine could be 3D-printed in space rather than waiting for one to be delivered to orbit.


The alloy can withstand heat over 2,400 degrees Fahrenheit without melting.