Across
- 2. gadget
- 4. advance
- 6. illness
- 9. developement
- 10. factory
- 13. free time
- 15. demonstration
- 16. march
- 18. technology
- 20. to save
Down
- 1. communicate
- 3. demand
- 4. social service
- 5. society
- 7. enviroment
- 8. field
- 11. to find out
- 12. to increase
- 14. law
- 17. cure
- 19. housing