Ivory is made up of what substance?

More Questions:

Whose famous horse was named Buttermilk?

In late 2005, on what internet dating site did Dr. Phil begin writing an advice column for?

What gas makes up approximately 74 percent of the Sun's mass?

Which advocacy group was founded by Maggie Kuhn?

Which book begins with the words "The scent and smoke and sweat of a casino are nauseating at three in the morning"?

What is the alphanumeric address of Sherlock Holmes?

What late night talk show's house band is Cleto & The Cletones?

What is Mr. Belvedere's given name?

Which former member of Genesis had a hit with "One More Night"?

What is the name of Johnny Depp's character in Pirates of the Caribbean?

What was Marky Mark's backing band?

What year was margarine first patented?

Which city was formerly called New Amsterdam?

In Shakespeare's play "Titus Andronicus", who is Titus' daughter?

Which long-running TV show was the brainchild of former RAF gunner Bill Wright?