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  Cornelis Drebbel invented the first submarine which gave scientist more answers and knowledge
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  Blaise Pascal invented the first public bus by horse which increased transportation time.
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  Flintlock pistols gave way to a more advanced fight in every war
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  Kentucky gave range to the firefight which had started with the flinlock pistols
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  Marquis Claude demonstrated the first steamboat which increased trading efficiency.
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  Eli Whitney invents cotton gin which makes picking cotton easy
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  Edward Jenner develops a smallpox vaccination method.
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  Humphry Davy announces the anaesthetic properties of nitrous oxide.
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  Cyrus McCormick invents the reaper whichs makes harvesting quicker
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  Nikola Tesla invented the first typewriter which improved writing
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  Makes reloading fast and simple
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  Alexander Graham Bell invented the telephone which improved global communication
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  The First Tractor to use gasoline was made so that horses and donkeys would not have to be used
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  Nikola Tesla invented the radio which increased travel of important information.
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  Sonar used by Paul Langévin to detect Submarines but this was not the first sonar invented
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  Used in France, and not used in other countries until after the second world war
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  A man named Alexander Flemming altered the health-care field by discovering antibiotics.
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  First rubber tractor tire used on the gasoline tractor made tractors more effiecent
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  Zoltan Bay invented first radar model
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  First Atomic bomb made and tested
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  First heart transplant
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  Strongest tank in the world
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  Tim Berners-Lee invented the world wide web, which increased international interaction.
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  Satalites are used for farming purposes increased efficiency
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  River boats were invented along with oars, which increased death tolls.
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  The first wheeled vehicle was invented which icreased working conditions
