A model of a rotor blade from the first compressor stage of an airliner turbofan engine - the model is full scale at 160mm height and has a hole in the bottom so if you 3d-print it from semi-translucent material you can insert an LED and make it into a fancy aviation themed lamp 3D model is from a hypothetical engineering project on an alternative version of the V2500 (the original engine for the A320 airliner, not the modernized version) I did