NGC More 3D printing stuff

[charlie b]

This is the 3D printer I want!  :)

http://www.popularmechanics.com/flight/a15491/mini-3d-printed-jet-engine/

[acogoff]

    Really cool.  I guess I was not aware that 3D printing could be used for anything other than plastics. But I would not want to be within a mile of that thing when it is running, knowing of all the people who have been killed testing rotating objects- rocket engines, but that is just me.