What spice is the most essential and valuable commodity in the "Dune" universe?

More Questions:

What last name is shared by Clinton cabinet member Henry and "The House on Mango Street" author Sandra?

Irish coffee is made with what type of alcohol?

The fear of being poisoned is known as what?

How many days were there in 2004?

Who was the first American artist to have a painting on display in the Louvre?

Antarctica is surrounded by which ocean?

What scientist was also the sixth abbot of Brno's Abbey of Saint Thomas?

Approximately how many times does a person blink in a day?

What movie did the villain Harry Powell appear in?

Who produced the Beatles" "Sgt. Pepper's Lonely HeArts Club Band" album?

What does Elwood steal from the gas station in the movie "The Blues Brothers"?

What was in the jaws of the swordfish mounted on the wall in the Addams Family house?

From what terrible disease did Robert the Bruce suffer?

What is the first name of Fidel Castro's brother, who became Cuba's acting president when Fidel fell ill?

Tom DeLonge, Mark Hoppus and Scott Raynor formed which band?