Across
- 3. based around how many control you visit.
- 6. in gasoline
- 7. the room was solid from 8.30 and the full sign was flashing red
- 9. it is found in Australia, Brazil, India, Russia and the United States.
- 11. atom was in use in atomic clocks.
- 12. alloys by the eastern zhou period.
- 13. is obtained commercially as bromide and chloride
- 15. it is found everywhere.
Down
- 1. plants produce it
- 2. at a temperature just above absolute zero would be useful.
- 3. in the blood.
- 4. nitride.
- 5. bonded layers that form, providing the driving force for the process.
- 6. valproate had received some bad press recently, which she felt was mostly undeserved.
- 8. metal hydride.
- 10. amalgam some years ago.
- 14. gate onto a cobbled road.
