How did the Invisible Man become invisible?

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Tags

1. #change
2. #scientist
3. #himself
4. #index
5. #light
6. #refractive
7. #neither
8. #optics
9. #devoted
10. #invisible
11. #novel
12. #reflects
13. #becomes
14. #fiction
15. #research
16. #absorbs
17. #invents
18. #wells
19. #griffin
20. #title
21. #science