Ethanol‚ a Fuel? Ethanol fuel is a type of alcohol found in alcoholic beverages that is often made from common agricultural products. It is either mass-produced by fermentation of sugars or from cellulose. Wheat or corn kernels are ground in a hammer-mill to expose the starch‚ the ground grain is then mixed with water‚ heated briefly and enzymes are added to convert the starch to sugar using a chemical reaction called hydrolysis. Yeast is added to ferment the sugars to ethanol and finally the
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than gasoline ones? Nowadays‚ people all over the world do their best to live greener and not contribute to global warming. An invention that is meant to help reduce the amount of toxic waste that is polluting the environment nowadays is that of the electric car. But is electric really so much better than gas? Electric cars are emission free‚ compact and lightweight‚ and three times as efficient as gas engines. Compared to gasoline cars‚ electric car motors are
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Modeling Gasoline Demand in the United States Economics 375 DePaul University‚ Chicago‚ IL 60601 June 13‚ 2012 Abstract This paper is an econometric approach to the estimation of price and income elasticities of gasoline demand in the United States from a translog model‚ and is based off of the most recent data available for use. This approach allows for variables to interact in a flexible yet instrumental way‚ providing for significant evidence that gasoline demand elasticities are construed
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from consumers about driving your car these days? Many people think this cost is form gasoline only‚ but many other factors determine what you pay at the pumps. Results of primary use for gasoline‚ gasoline prices rising to all-time highs and environmental programs are the reason why consumers are complaining about driving their automobiles today. The primary use for gasoline is in automobiles and light trucks. Fuel produced all year round‚ and is delivered from oil refineries through pipelines to
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DEMAND FOR GASOLINE According to the law of demand‚ when the price of a good and the quantity demanded have an inverse relationship. When the price of a good increases‚ the quantity demanded decreases. There are various factors affecting the demand for gasoline. These include: 1. The availability and prices of substitutes and complements: A good is referred to as a substitute for another good‚ when it can be used as a replacement for the good. When the price of one good goes up‚ the demand for
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Various types of Fuel Cells and their working By : Divykant Vishwakarma 03996404910 EEE 2nd shift S.No. 14 Fuel Cell A fuel cell is a device that converts the chemical energy from a fuel into electricity through a chemical reaction with oxygen or another oxidizing agent. Hydrogen is the most common fuel‚ but hydrocarbons such as natural gas and alcohols like methanol are sometimes used. Fuel cells are different from batteries in that they require a constant source of fuel and oxygen/air
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Session 2010 Tak_meng82@hotmail.com Everyone’s Gasoline Problem Gasoline prices in Hennepin County have risen from $ 2.283 to $2.69 over the last 12 months with a series of price fluctuations in between. Prices fluctuate for a number of economic reasons. One such reason is supply and demand. We have seen gas prices raise after 9/11 and more importantly after the start of the war with Iraq. So‚ why does supply and demand lead to fluctuation of gasoline prices? It is quite simple if we understand the
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Alternative Fuels People in America do not realize the fact that driving their vehicle is one of the regular activities that they do that has one of the largest impacts on the earth. With more and more cars in use each day‚ the more fossil fuels are called for. Fossil fuels are natural fuels that were formed from the remains of living organisms. These fossil fuels typically take millions of years to be formed. Since most fossil fuels are being imported due to it taking a huge amount of time
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March 2008. AMERICANS START TO CURB THEIR THIRST FOR GASOLINE. SLIDE 2 In recent years‚ the world ’s appetite for gasoline and diesel fuel grew so quickly that suppliers of these fuels had a difficult time keeping up with demand. We all know the situation with gasoline prices for the resent several years. The prices for gasoline had been changed rapidly. Mostly increasing‚ while the demand for it did not. For example‚ gasoline prices by Feb. 2008 rose to an average of $3.13 a gallon
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development of a mixed fuel called HYTEST. Today‚ automobile manufacturers and DOE continue to work on hydrogen-powered ICEs. | Hydrogen/natural gas fueling (HYTEST fuel) of Ford Ranger‚ FSEC H2 Lab (Photo: S. Spencer) | There are four basic issues regarding hydrogen-fueled engines and vehicles: engine backfire and susceptibility of hydrogen to surface ignition‚ somewhat reduced engine power‚ high nitric oxide (NOx) emissions‚ and the problem of on-board storage of the fuel and safety. Although
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