Across
- 2. Makes driving smoother
- 4. A way of seeing bones
- 5. Made car traffic much safer
- 8. An early record player
- 10. Cleans dishes automatically
- 12. Helps retailers give correct change
- 14. A way to communicate with trains
- 15. A way to keep people asleep during surgery
Down
- 1. Can cover food
- 3. Chases away darkness
- 6. Enables faster travel
- 7. Not exactly a candy, but not exectly food
- 9. A way to measure magnitude of earthquakes
- 11. Replaced the hand crank on old cars
- 13. Helps keep your house clean