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Inventions

Inventions
What Frank Whittle invented?

Jet propulsion
Sonar
Radar
Ethyl gasoline

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Inventions
What charge card, developed in 1950, was the first to be accepted nationally in the US?

MasterCharge
Discover
Diner's Club
Visa

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Inventions
Who invented Fountain Pen?

John J. Loud
Kirkpatrick Macmillan
Sir Frank Whittle
Lewis E. Waterman

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Inventions
When was barb wire patented?

1840
1874
1900
1895

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Inventions
This part-time race car driver invented the bucket seat in 1969. Who was he??

John Wayne
Steve McQueen
Paul Newman
Harrison Frazier

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Inventions
Until Victorian times, chocolate was thought of as a drink. When did the first chocolate bar appear?

1825
1831
There is no sure date
1828

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