Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.

### Instruction:
Create 5 open ended questions about a given topic.

### Input:
3D printing

### Response:
1. What are the advantages and disadvantages of 3D printing? 
2. How is 3D printing being used in various industries?
3. What are the main components of a 3D printing machine?
4. How does the technology of 3D printing work?
5. What are the current trends in 3D printing?