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Marie And Pierre Curie
1,360 wordsMarch 7, 1999 Chemistry Report Period 6 Marie and Pierre Curie And the Discovery of Polonium and Radium Marie Marie Sklodowska (a. k. a. ) was born in Warsaw in 1867. Her parents were teachers who believed strongly in the importance of education. Marie had her first lessons in physics and chemistry from her father. She had a brilliant aptitude for study and a great thirst for knowledge; however, advanced study was not possible for women in Poland. Marie dreamed of being able to study at the Sorb...
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Iran Iraq War 20 Th Century
1,813 wordsIntroduction Chemical and Biological Warfare, use of harmful or deadly chemical or biological agents as weapons of war. These agents can kill many people and are considered weapons of mass destruction. Chemical weapons are made up of poisonous chemical compounds, whereas biological weapons are living microorganisms. Toxin weapons contain poisonous chemical products of living organisms and are sometimes classified separately. Chemical and biological weapons can cause injury in several ways. Most ...
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Natural Enemies Chemical Compounds
2,301 wordsCoevolution, With Particular Reference To Herbivory Essay, Coevolution, With Particular Reference To Herbivory COEVOLUTION with particular reference to herbivore BIOL 0106 ASSESED COURSEWORK RORY AULD JANUARY 2000 COEVOLUTION WITH PARTICULAR REFERENCE TO HERBIVORY Of all the extant organisms in the world, it is believed that terrestrial plants and their natural? enemies? constitute more than forty percent. Moreover, plants exhibit a remarkable diversity of supposedly defensive characteristics in...
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Sri Lanka Dry Season
4,091 wordsContent Gliricidia Septum GLIRICIDIA SEPIU Content History Introduction and Description Common Names Chemical Compounds Toxicity Uses and Efficacy History Gliricidias was first used in Mexico to provide shade for cacao plantations. It is from this use that the Aztecs labeled the tree Madre de Cacao (Mother of cacao). Later, in the 18 th Century, Gliricidias was brought to Sri Lanka to provide shade for coffee plantations. Today, the trees long leafy branches are used to shade vanilla and tea cro...
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Marijuana Smokers Legalizing Marijuana
1,208 wordsTHE RECREATIONAL POISON The debate is whether or not marijuana and other drugs should be legalized for personal use. The marijuana plant may serve several beneficial uses to us, but there is one use in which it is only harmful. Marijuana should not be legalized for personal use because people do not understand, or care about the effects it causes on them and the people around them. While the War on Drugs attempts to dissuade people from using drugs primarily in economic terms (Boyle, 3), I want ...
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