Across
- 2. World wide over 771 million tons are produced annually
- 4. Discovered in 1766
- 5. Poor conductor
- 6. Melting point is 1,202F
- 10. Discovered in 9000 BC
- 11. Not malleable
- 13. Discovered by Andres Manuel Del Rio
- 14. Strong metallic luster
Down
- 1. One of the rarest gases on Earth
- 3. Good heat and electricity conductor
- 7. Non-Toxic as an element along with all its natural forms
- 8. Unreactive in its crystal form
- 9. 45 neutrons
- 11. First metal to be discovered
- 12. 31 Protons
- 14. Pure form has no odor