What decade introduced barcode scanners to supermarkets?

More Questions:

In what year did the Pillsbury doughboy first appear on TV?

What Hindu god is known as "The Destroyer"?

What board game introduced the world to the wonders of pop-o-matic dice?

In Greek mythology, for who did the cyclops forge thunderbolts?

In which city is the "Wailing Wall"?

Quercus is the Latin name of what tree?

Who is known as Eminem?

What was the first female rap group to win a Grammy in 1995?

Which Californian national park shares its name with a U2 album?

What was Michael Flaherty's job on the TV show "Spin City"?

Both Roxette and Sheena Easton had a hit with a song called what?

In the movie "Three men and a Baby" what was Michael's occupation?

Frank Zappa's 1979 album "Sheik Yerboutti" was a salute to what band's 1976 hit?

What famous diplomat represented France at the Congress of Vienna in 1814?

What is dendrochronology?