What is etching and its types?

Related questions

1. What acid is used for etching metal?
2. What does etch do to teeth?
3. What process is commonly used for etching?
4. How can you tell if its a lithograph?
5. Why are lithographs so expensive?
6. Is a lithograph an original?
7. Are offset lithographs valuable?
8. Does composite bond to dentin?
9. What is an etch stop?
10. How does etching reveal microstructure?

Tags

1. #removal
2. #material
3. #reactive
4. #generally
5. #using
6. #being
7. #combination
8. #removed
9. #there
10. #three
11. #transfer
12. #process
13. #momentum
14. #gases
15. #reactions
16. #plasma
17. #physical
18. #etching
19. #surface
20. #chemical
21. #types