What type of machine can be used to produce 3D objects?
A 3D printer, either FDM or SLA based, can be used to produce 3D objects.
Complete the following task based on the instruction and optional input provided.### Instruction:
What type of machine can be used to produce 3D objects?

### Output:
A 3D printer, either FDM or SLA based, can be used to produce 3D objects.