Alfred Nobel is credited with the invention of what?

More Questions:

Which Canadian city is host to the Canadian International Autoshow?

Metamorphic, sedimentary, and igneous are types of what?

Which superhero’s powers could be taken away by the color yellow?

Who patented the Carpet Sweeper?

When did boxer John L. Sullivan die?

Name Tin Tin's Canine Companion?

What was the name of Vincent van Gogh's art dealer brother?

What popular comic book character's nickname is "Man of Steel"?

Where did the Yellow Brick Road lead to?

What US state is the source of the Arkansas, Platte, and Rio Grande rivers?

The brown recluse spider is identifiable by a silhouette of what shape on its body?

What director died four months before the release of his movie "Eyes Wide Shut"?

In what movie does Adam Sandler go back to school at age 27?

What were southerners who cooperated with the North after the Civil War known as?

Which fictional land was used to describe John F. Kennedy's term as president?