Perhaps the most successful way we've been able to use light to transfer information is fiber optics. ... Through rapid changes in the light, you can send highly complex signals down the cable. These are most often used either for high speed internet connections, or for sending sound signals to home theater systems.
1. Motivation
2. Reprimand
3. Constructive Criticism
4. Hygiene
5. Sanitation
6. Dysentery
7. Purified
8. Disinfect
9. Accountability
10. Delegate
11. Morale
12. Persuade
13. Authority
14. Dealership
15. Discipline
16. Galvanized
17. Scholarship
18. Telling
19. Single
20. Consulting