7 Machines and machine parts used in additive manufacturing processes and post-additive manufacturing processes, namely, additive manufacturing machines, additive manufacturing post-printing machines, additive manufacturing support removal machines, additive manufacturing surface finishing machines, additive manufacturing wastewater handling machines, and replacement parts therefor, namely, motors, pumps, actuators, manifolds, nozzles, hoses, tanks, baskets, trays, heaters, sensors, ultrasonic generators and transducers, filters, keypads and computer displays used in such machines