Across
- 2. Ensures Compliance With Industry Standards
- 5. Invented Plumbing
- 6. Invented Bikes
- 8. Invented Water Treatment Practices
- 11. Invented Phone Apps
- 14. Invented Supersonic Flight
- 15. Invented Steel
- 16. Invented C++
- 17. Invented Bus Routes
- 18. Invented Laser Pointers
- 19. Invented Colored Glass
- 20. Invented Natural Gas Burner
- 21. Invented Fan
Down
- 1. Invented Databases
- 3. Invented GMOs
- 4. Invented Camera
- 7. Invented X-Rays
- 9. Invented Electrical Generator
- 10. Invented Napalm
- 12. Invented Portable Phone
- 13. Invented Colored Paper