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 it 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.

although material jetting prints have a good finish, what is still an option during post - processing?
sintering
welding
sanding
polarizing

Explanation:

The text mentions that sanding is optional as Material Jetting prints already have a good finish, but it is still an option during post - processing. Other options like sintering, welding, and polarizing are not mentioned as post - processing options for Material Jetting in the given text.

Answer:

sandling