Smallpox was a major health concern‚ not only for North American but the entire world. The eradication of smallpox was eventually accomplished. The threat of infection from the smallpox virus was finally vanquished thanks to the collective formation of vaccines. This historical event represents the importance of vaccines and that eradication of the dangerous disease is possible. The Smallpox virus was an infectious disease that was spread through the air in close proximity. Due to its contagious
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Chapter I THE PROBLEM Introduction Rubber is an elastic hydrocarbon polymer which occurs as a milky emulsion (known as latex) in the sap of a number of plants but can also be produced synthetically. The major commercial source of the latex used to create rubber is the Para rubber tree‚ Hevea brasiliensis (Euphorbiaceae). This is largely because it responds to wounding by producing more latex. Other plants containing latex include figs‚ euphorbias and the common dandelion
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Peru extends for nearly 1‚500 mi along the Pacific Ocean‚ in western South America. To the North is Colombia and Ecuador‚ to the East is Brazil and Bolivia‚ and the south is Chile. Five-sixths the size of Alaska‚ Peru is divided by the Andes Mountains by three separate zones (Peru‚ Infoplease). The sacred city of Caral-supe‚ a few hours north of Lima‚ is speculated to be the oldest site engaged by humans discovered in the Americas. Its 1‚546-acre site dates back 5‚000 years‚ and is now considered
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used in the space program in a "dual ion-beam bonding process." Today‚ the coating is still used on hard resin plastic used in most eye glasses that people wear every day. Freeze-Dried Food Humans need food‚ and astronauts in space are no exception. To keep the astronauts food fresh NASA adopted the practice of freeze-drying food. This process proved effective on food and allowed for extended manned space flights such as the Apollo flights. In the process‚ the food is frozen and then most of the
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sometimes too dry‚ which does not satisfy many people’s taste buds. RESEARCH Summary for research proposal: Our project requires a lot of extensive research; our research covers areas and issues such as bacteria‚ moulds‚ fungi as well as drying rate of meats ability and well as history of biltong and safety steps taken to make food safe and the preservatives. Questions: 1. What is biltong? 2. How is biltong made?
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information‚ I just listed some processes instead.) Preservation process: this includes heating or boiling to destroy micro-organisms‚ oxidation‚ toxic inhibition‚ dehydration or drying‚ osmotic inhibition‚ freezing‚ a sort of cold pasteurization which destroys pathogens‚ sterilization‚ homogenization‚ chilling‚ pickling‚ freeze drying‚ baking‚ extruding and there are various combinations of all these methods. Freezing: probably‚ it is the most common technique used in modern world to preserve or process
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Sacrifice to nourish gods c. Maximized food production for support of large population d. Elaborate irrigation system 9. Inca a. Andes region b. Produce and distribute a wide range of surplus crops c. Storehouses d. freeze-drying e. irrigation B. The Southwest 1. Variety of landscape a. securing water a challenge 2. 2 cultures rose from migration a. Hohokam i. irrigation (2 crops per year) ii. Large‚ organized
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EXECUTIVE SUMMARY Company Description A group of young entrepreneurs in Polytechnic University Of The Philippines- San Pedro Campus are craved to witness‚ make possible innovations‚ and put their own marks in the world of business. Their passion and enthusiasm in the field of food drove them to develop a new drink that will surely satisfy the hearts of the young or adult food hunters. This business will start at San Pedro‚ Laguna. The first market of “MalunggayHealthTea” will be the San
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Acai Weight Loss – Buy Pure Acai Berry Fruit Juice Drink SupplementWhat is Acai? Acai Berry is a fruit largely cultivated in the rain forests of Amazon. It is a small‚ black fruit that contains a large seed at its center surrounded by small amount of pulp. The Acai Berry has the looks of a grape in both size as well as appearance but contains lesser pulp in comparison. The historical usage of Acai can be traced back to hundreds of years when people living in the Orinoco basin
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What is Chemical and Process Engineering? The branch of Engineering which is concerned with processes in which materials undergo a required change in composition‚ energy content or physical state at a reasonable cost and in the safest possible manner. History of Chemical Engineering For all intents and purposes the chemical engineering profession began in 1888. While‚ the term "chemical engineer" had been floating around technical circles throughout the 1880’s‚ there was no formal education
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