Question

mj: post - processing. use the information below to answer the question. like all 3d printing processes, there is post - processing that needs to be done. firstly, the support structure must be removed, usually done by a third party. the support material is dissolvable in water with an ultrasonic bath. the final post - processing step before shipping is to soak it in sodium hydroxide. surface finish. - sanding is optional, as it already has a good finish. - the print can be painted for additional color. - water dyes are an option to add some color to clear or translucent parts. - adding a clear coat gives it a bit more structural strength. - electroplating is also an option to put a metal coating on the project. what is the final step in post - processing for material jetting prints before they are shipped? they are soaked in sodium hydroxide. they are electroplated. they are given a clear coat. they have their support structure added.

Explanation:

The text clearly states that the final post - processing step before shipping Material Jetting prints is to soak them in sodium hydroxide.

Answer:

They are soaked in sodium hydroxide