How are 3-D printed hands
different from other artificial
hands?
D) 3-D printed hands look natural.
1) 3-D printed handy need electricity.
D3-D printed hands are easy to use.
D3-D printed hands attach to an arm.
3d pen is different from the artificial one as they are made from 3d printing coil which is specially designed for 3d pens and about artificial one they are made from different types of processesers,transistors,resistor,switch
