Gunpowder- Chinese Invention Chinese taoist alchemists were the major force behind the early invention of gunpowder. Emperor Wu Di (156-87 B.C.) of the Han dynasty financed research done by the alchemists on the secrets of eternal life. The alchemists experimented with the sulphur and saltpeter heating the substances in order to transform them. The alchemist Wei Boyang wrote the Book of the Kinship of the Three detailing the experiments made by the alchemists. During the 8th century Tang dynasty
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Inventions of the 20th century Light Switch Tired of using old your old push-button light switch? As of 1916 William J. Newton and Morris Goldberg have come out with a new and improved patented light switch. Instead of pushing a button‚ all you have to do is either flick it up or down‚ and you’re light will automatically turn on. It’s now safer than the old push-button because it won’t control the whole mechanism directly‚ but instead through a series of springs and levers. Get your own revamped
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15 INVENTIONS THAT CHANGE THE WORLD SUBMITTED BY: DIWATA‚ MICHAEL PAULO E. CH21FA1- BS CHE CHEM002-ENVIRONMENTAL ENGINEERING SUBMITTED TO: ENGR. EFREN CHAVEZ LIGHTNING ROD American statesman and inventor Benjamin Franklin was particularly interested in electricity and set up a small laboratory in his house to investigate its properties. His interest soon switched from electricity to lightning after he noticed the similarities between the two. One stormy night‚ he conducted a life-threatening
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the publicity surrounding the case of Stefan Kiszko perfectly illustrates how wrongful convictions can and do occur. The guiltless man was unfairly sent to prison for the rape and murder of Lesley Molseed. Sixteen years later Kiszko’s innocence had been proven beyond doubts due to advances in DNA evidence. This ‘miscarriage of justice’ (as Kiszko’s MP described it) was reprehensible‚ abominable and barbaric. Imagine how much more of a scandal this would have been if this blameless man had been killed
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ANCIENT CHINESE INVENTIONS The Chinese invented many useful inventions such as Gunpowder‚ hang gliders‚ and the compass. Today these inventions are used daily in our everyday lives. Currently gunpowder is used in fireworks and deadly weapons such as guns. The compass is used when people are outdoors‚ hiking‚ or camping. Hang glider is used for recreation. People get on top of a high ledge and jump off to get acceleration. Now these ancient inventions are used every day and are very
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topic of ‘Whether or not television ruins children’. I’m sure we all know what a tv is and im pretty sure every household has at least one form of it. Ever since the television was invented‚ it has become one of our favourite pass-times. A lot of our daily routines are based around the tv. Mothers may iron clothes or cook while watching tv and sometimes many families eat in the living room and watch tv together. Although tv’s are considered as a positive and one of our best inventions‚ it can sometimes
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Title : How to reduce use of Electricity Introduction Electricity is a secondary source of energy. Primary sources of energy are oil‚ coal‚ uranium or the forces of nature. Energy is a source of usable power‚ needed for food production‚ transportation‚ heating‚ cooling‚ and lighting. The largest sources of energy in the world are oil (34%)‚ coal (26.5%)‚ and gas (20.9%)1‚ adding up to over 80% of global energy. These types of fuels are called fossil fuels because they are found in fossil
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There are many scientific inventions in our world. Some of these inventions are even in the houses that we live in. There are inventions such as computer games‚ the microwave oven‚ and even the Moto vehicle. These inventions make our lives much easier but it destroys the world as well. Everything and everyone gets harmed some way by these inventions. Let’s start off with this. The computer is entertaining but yet dangerous to our eyes. Children of our world love being on the computer. But they
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Mara Kaouzova Professor Anthamatten Philosophical Ethics April 3 2013 Utilitarianism: ------------------------------------------------- The Greatest Happiness for the Greatest Number In the ethical debate‚ a divide has long existed between two models. One school of thought‚ notably Immanuel Kant’s Deontology‚ emphasizes the importance moral motivation‚ the other‚ represented by Consequentialism‚ emphasizes the importance of the outcome. Consequentialism is distinguished from the deontological
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new trends that swept the nation. One of the best trends were all of the new inventions being created. Inventions including the Band-Aid‚ the Iron Lung‚ and even Bubblegum! These are three of the many inventions created during the 1920’s‚ and many are still to come. Earle Dickson was employed as a cotton buyer for the Johnson & Johnson when he invented the band-aid in 1921. His wife Josephine was always cutting her fingers in the kitchen while preparing food. At that time
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