Top 10 Inventions in America • A clothes hanger‚ or coat hanger‚ is a device in the shape of human shoulders designed to facilitate the hanging of a coat‚ jacket‚ sweater‚ shirt‚ blouse or dress in a manner that prevents wrinkles‚ with a lower bar for the hanging of pants. Invented by albert park house in 1903. • Air-conditioning is mechanism designed to extract heat from an occupied space air temperature using a refrigeration cycle. It was made in 1902 by Willis Haviland Carrier. http://www
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10 Inventions that changed the World The Telephone The telephone is an instrument that converts voice and sound signals into electrical impulses for transmission by wire to a different location‚ where another telephone receives the electrical impulses and turns them back into recognizable sounds. In 1875‚ Alexander Graham Bell built the first telephone that transmitted electrically the human voice. The History of Computers There are many major milestones in the history of computers
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Ajuwe Allen Professor Blumenstein English 107-51 26 September 2013 A Huge Difference in the World Today The essay “Use Your Own Words” by Anne Trubek argues a great point that technology is changing the way we read and write and that spell must change also. Should the world let technology take over? What is the purpose of a map if you can easily find it on your phone and get directions? Think about it‚ what is the purpose of having a book or newspaper in modern times if you can easily go
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27 companies that changed the world 1. Standard Oil John D. Rockefeller established a monopoly on the most precious commodity in the world. By the time his trust—which included some 40 corporations—was broken up in 1911‚ petroleum products were on the way to being indispensable for transportation‚ agriculture‚ industry‚ warfare‚ and in many places even light. The story of petroleum was the story of the 20th century‚ and with the changes in climate‚ it could be the story of the 21st as well. 2. AT&T
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hydrogen. The Hindenburg was a hydrogen filled German airship. Something went wrong with one of the diesel engines‚ and it produced a spark that changed the world forever. Maybe you have heard that the main reason we learn history is so we do not repeat it in the future. Well‚ this is one of those situations‚ and hear are three reasons it changed the world and why. To start‚ after the explosion of the Hindenburg‚ they never used hydrogen in blimps again. They never used hydrogen again because it was
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Internet The decade’s worst or best invention? Internet is a thing and a daily habit that many of us simply can’t live without‚ but have u ever thought about the sideffects. I mean‚ when u r studying for exams or tests‚ internet might attract and lure you‚ for ex. facebook‚ twitter‚ blogs‚ youtube etc. If u open some sights which are forbidden or bad‚ ur PC might get hacked or get a lot of virus. At the same time it’s timepass thing and we all can’t live without for some hours even. things like
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PARIS‚ France — The Industrial Revolution changed the world. The Revolution took place in the 1700s and 1800s and was a time when many important technological advances were made. It made it easier for everyone to benefit from new inventions and ideas. However‚ even though technology became more common‚ many people did not have the training to use it. Technology sped up‚ but not enough people could get a good education. Since then‚ leaders have been trying to figure out how to make sure everyone gets
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My Invention would be a way to keep children and surfers completely safe in water activities in the pool and the ocean. My product name is the magic bubble. What the target market is parents and experienced surfers. The product also has much potential to be marketed not only in the US but throughout the entire world. The Magic Bubble is built within a wet suit that is linked to a tube with string that can pulled at anytime that fills the back of the suit with a pocket of air that would potentially
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Harswell‚ Tiffanie Prof. M. Maupin Enc0025 05/27/2013 What invention would the world be better off without‚ and why? One major substance in the world can change your life forever. The most popular invention that I feel the world can go without is Cocaine. This drug can cause much turmoil in your life. Just one try and you can become an addict. An addiction is a habit that can’t be broken unless you have assistance. Cocaine can cause you to have health issues‚ family issues and cause
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If you are reading this on a computer‚ there is an excellent chance that you are wearing‚ or within arm’s reach of‚ a pair of headphones or earbuds. To visit a modern office place is to walk into a room with a dozen songs playing simultaneously but to hear none of them. Up to half of younger workers listen to music on their headphones‚ and the vast majority thinks it makes us better at our jobs. In survey after survey‚ we report with confidence that music makes us happier‚ better at concentrating
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