energy

The good bad and the ugly about Biofuels

The good, bad and the ugly about Biofuels Biofuels are an important issue in our society today. Our dependence on foreign oil and the current destruction of the environment has led many of the world leaders to look at other sources for our daily energy uses. This is where biofuels...

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Car Engines

Introduction to How Car Engines Work The purpose of a gasoline car engine is to convert gasoline into motion so that your car can move. Currently the easiest way to create motion from gasoline is to burn the gasoline inside an engine. Therefore, a car engine is an internal combustion...

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Personal Essay

Oil dependence as a source of energy has been an issue that has years of discussion. Since the oil came to be the primary source of energy, many countries have forgotten that this type of source is a non renewable source, meaning that some day and somehow the oil wells...

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Investigating Combustion Of Alcohols

Planning This investigation involves burning alcohol in the air. Key science- Chemistry by Eileen Ramsden says that ” an alcohol is a series of organic, homologous compounds, with the general formula Cn H2n+1OH”. The alcohol reacts with the oxygen in the air to form the products water and carbon dioxide:...

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Environmental System

1. Abstract In 2001, The State of Environment report clearly shows the buildings add negative impact to our natural environment up to 32% of the world’s resources, including 12% of the fresh water and up to 40% of the world’s energy. Buildings also generate 40% of waste to landfill and...

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Heat Treatment Of Metals

Heat Treatment can precisely be described as controlled heating and cooling of metals to alter their physical and mechanical properties without changing the product shape. Heat treatment is sometimes done inadvertently due to manufacturing processes that either heat or cool the metal such as welding or forming. Additionally, Heat Treatment...

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Exxon Mobil and a history of spills

Exxon Mobil is listed as one of the world’s largest fortune 500 companies according to Fortune Magazine, 2006. Because of its size, I became interested in this company for my research paper on corporate social responsibility. Exxon Mobil has a rich history that dates back to 1859. It all started...

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Power Factor

The power factor of an AC electric power system is defined as the ratio of the real power to the apparent power, and is a number between 0 and 1 (frequently expressed as a percentage, e.g. 0.5 pf = 50% pf). Real power is the capacity of the circuit for...

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Advantages Of Nuclear Energy

Throughout history several types of energy have been produced and used by people. They should produce energy in order to continue their existence because energy provides advantages to all the areas of life such as illumination, transportation, heating and using machines which makes easier lives. Energy is the essential source...

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International Trade

Understanding the culture in a country or region in which you are doing business is a critical skill for the international business person. Without this knowledge, a successful outcome to the business venture can be in jeopardy. The level of world output in any given year influences the level of...

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How To Make Popcorn

Pop, pop, pop. That is the sound heard all across the nation at a theatre chain near you. Yes, you’ve got it; it is the sound of that popcorn popping. America’s favorite movie snack food has a history beyond belief; however, that is not what we are here to talk...

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Home Technology

The Toilet Yes…those tales you’ve heard are true. The toilet was first patented in England in 1775, invented by one Thomas Crapper, but the extraordinary automatic device called the flush toilet has been around for a long time. Leonardo Da Vinci in the 1400’s designed one that worked, at least...

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Solar Power II

Solar cells today are mostly made of silicon, one of the most common elements on Earth. The crystalline silicon solar cell was one of the first types to be developed and it is still the most common type in use today. They do not pollute the atmosphere and they leave...

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