Why does nitric acid turn skin yellow?

Related questions

1. What is liquid nitrogen used for?
2. Is ln2 flammable?
3. Is nitrogen bad for humans?
4. How dangerous is liquid nitrogen?
5. Can nitrogen kill you?
6. Do you need a permit to buy liquid nitrogen?
7. Is nitrogen safe to drink in coffee?
8. Can humans breathe pure nitrogen?
9. What nitrogen does to coffee?
10. What causes black warts?

Tags

1. #stains
2. #keratin
3. #human
4. #orange
5. #yellow
6. #oxidizing
7. #concentrated
8. #nitric
9. #powerful
10. #corrosive
11. #neutralized
12. #these
13. #agent
14. #reaction