Carbon Dioxide Flash-Freezing Applied to Ice Cream Production by Teresa Susan Baker B.S. Mechanical Engineering B.S. Earth‚ Atmospheric‚ and Planetary Sciences Massachusetts Institute of Technology‚ 2003 SUBMITTED TO THE DEPARTMENT OF MECHANICAL ENGINEERING IN PARTIAL FULLFILLMENT OF THE REQUIREMENTS FOR THE DEGREE OF MASTER OF SCIENCE IN MECHANICAL ENGINEERING AT THE MASSACHUSETTS INSTITUTE OF TECHNOLOGY FEBRUARY 2006 © 2006 Massachusetts Institute of Technology. All rights reserved
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The Effect of Salt Concentration on Osmosis in Potato Cells We should first explain what Osmosis is. It’s a passage of water from a region of high water concentration through membrane to a region of low water. Semi membrane is a very thin layer of material‚ which allows some things to pass through them but prevent other things from passing through. The cells allow small molecules like Oxygen‚ water‚ Carbon Dioxide‚ Ammonia. But will not allow larger molecules like Sucrose‚ Starch‚ or protein‚ etc
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Bath Salts Bath salts effect human health in a dangerous way‚ because they have effects that no one ever thought about and they should be banned from the market. Many believe bath salts is to is to be used in one’s bath water after a long day. It will supposly help relax one after a difficult day. However‚ bath salts are dangerous and most people are not aware of it. Bath salts are basically used for drug now days there are not the bath salts people used in there bath water‚ this is the
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Freezing out profits Synopsis Freezing out profits is an article that discussing on one company which is Cold Cuts Ltd (CC). The managing director for this company is Mr. Dali. It produces Singapore’s only refrigeration parts and specializing in it. He is the one that is responsible for all the decision making that need to be done in the company. CC was essentially a subcontractor of components for customers who were original equipment manufacturers (OEMs). This company not only faced competition
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Much Water Does Epsom salts Contain? Purpose The purpose of the experiment was to find the percent of water in Epsom salts by heating it. To find the percent of water in a hydrate‚ the hydrate must be heated. The experiment did not only show how dehydration occurs‚ but this experiment also gives an accurate and definite portrayal of the amount of water that is removed Background Information A hydrate is any compound that contains water. An anhydrous compound is a hydrate in which the water is taken
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Causes and Effects of Advertising of Water Pollution in Lake Huron Luis Paredes Dr. Wallace ENG 115 Water Quality is very much in the news these days and it is also a growing public concern. Water is one of the most important resources on the planet and affects nearly every aspect of life. The Great Lakes watershed contains a large percentage of the world’s fresh surface water. The Lakes support the water needs‚ and jobs of millions of people and poor water quality is an increasing frustration
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The Effect of Cold Water on Goldfishes Research has shown there is a higher respiration rate in goldfishes when placed in cold water. There are many different varieties of fishes that can adjust to different atmospheres but the most common household fish that can is the goldfish. The goldfishes identified as the Carassius auratus was one of original fishes to be domesticated by China a thousand years ago in addition there are more than 100 goldfishes but only 20 are sold today. Common goldfishes
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Bath Salts Since synthetic drugs have become a common theme in the news I wanted to look more into “bath salts” otherwise known as synthetic cathinones. The questions I was pondering were: what exactly do these “bath salts” do‚ how is this latest development in drug abuse affecting the brain and how can you treat someone on these dangerous chemicals? I used Google Scholar to research my topic. http://scholar.google.com/scholar?hl=en&q=Minnesota+Bath+Salts&btnG=&as_sdt=1%2C24&as_sdtp=
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Salt and Its Uses As we know‚ salt is the most useful resource found on earth. In Ancient Rome‚ salt was used as part of the salary to the soldiers. From this‚ we can see that salt was as valuable as gold in the past. In our daily life‚ besides making nutritious food more palatable‚ salt is very useful in making bakery products‚ canned and frozen foods. Salt is a good preservative that retards the growth of micro-organisms to make food storage possible for a long period of timie
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Seperatation Technqiues of Sand/Salt/Water Mixture Most of the material that are encountered in everyday life are not pure substances. Materials ranging from cement‚ food and ink are formed from physical combinations of various substances called mixtures. A mixture is a type of material that consists of two or more different substances that are not chemically combined. All mixtures can be separated back into its original state except for those that undergo irreversible change. A mixture can take
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