How does Nital etch work?

Related questions

1. What does acid etch do to enamel?
2. What is dry point etching?
3. What is a Rembrandt etching?
4. How long do you etch a tooth for a sealant?
5. How can you tell if its a lithograph?
6. What does ethanol and nitric acid make?
7. Are offset lithographs valuable?
8. Are prints valuable?
9. Who invented drypoint etching?
10. Are sealants necessary?

Tags

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2. #nitric
3. #occurs
4. #surface
5. #nital
6. #difference
7. #etching
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11. #mixture
12. #orientation
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14. #alcohol
15. #phases
16. #common
17. #contacted
18. #attack
19. #commonly
20. #etchant
21. #irons
22. #specimen
23. #their