1. In chemistry, what is vitrification?2. In which country is "Popocatépetl"?3. What consists of the first ten amendments to the U.S. Constitution?4. Of which daily accessory is "Catoptrophobia" a fear of: combs, mirrors or footwear?5. Name the non-periodic comet discovered on August 7, 2006 and dubbed "Great Comet of 2007".6. Which Russian city was renamed "Leningrad" in honour of Vladimir Lenin just days after his death?7. Which actor directed the new film "Apocalypto"?8. What is a "fontanelle" in a newborn human?9. In Australian slang, which supreme predator of the waters is called "Noah"?10. Which F1 team's new car is the TF107?11. Where was Gandhiji detained after being arrested for his "Quit India" programme?12. Whose statue would one find outside the Baker Street underground station in London?13. What is the name of Popeye's father?14. Which treaty led to the creation of the European Union?15. In Norse mythology, what type of mammals are Freki and Geri?