leading into this feeder you know it s connected to this tube which leads down here . and down here we ve got a printer head where the plastic is heated to 220 degree celsius and then the printer deposits the material layer by layer creating the model and serial company fail lassalle is another widespread 3 d. printing method. as it ought to be s.l. a printer uses a laser in a liquid plastic which reacts to u.v. light. down here we ve got the laser which is directed upwards through this tank. we lift it s as are the synthetic resin then hardens. up here is the bill plated which the resin will then stick to. close the lid and off you go. you can download 3 d. printing blueprints or devise your own using special software the more elaborate