Complete Clue List
Across
1. Chemical element named after a 20th century physicist
7. Opposite of rural area (abbr)
8. A type of cooking oil
11. Chemical symbol for seaborgium
12. Chemical element named after a dwarf planet
15. Zero
16. Surname of golfer Ernie
17. Part of the European Union (abbr)
18. A type of electronic logic gate
19. Hawaiian island
20. Central processing unit (abbr)
21. Apparatus used in golf
23. Americium
25. Type of herb
26. Antonym of FEEL
27. An ancient civilization
Down
1. Chemical element named after a continent
2. Chemical element named after a planet
3. December 24th
4. First name of Flanders, a cartoon character
5. Ununseptium
6. Chemical element with the atomic number twelve and symbol Mg
9. Rock
10. Wrongful; sinful
13. Chemical element that is also an American coin
14. Quicksilver
21. Titanium
22. Type of tree
23. Indefinite article
24. Greek letter
25. Dubnium