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Ethanol in our Lives April 4, 2005 The Metabolisms 2 Names of Team Members Ethanol as a fuel additive

Ethanol in our Lives

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Ethanol in our Lives. April 4, 2005 The Metabolisms 2 Names of Team Members. Ethanol as a fuel additive. Goals & Purposes. General overview Ethanol as a fuel additive Benefits Drawbacks Educating audience Knowledge is power!. What is Ethanol?. Produced from corn or sugarcane - PowerPoint PPT Presentation

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Page 1: Ethanol in our Lives

Ethanol in our Lives

April 4, 2005

The Metabolisms 2Names of Team

Members

Ethanol as a fuel additive

Page 2: Ethanol in our Lives

Goals & Purposes• General overview

Ethanol as a fuel additiveBenefits Drawbacks

• Educating audience• Knowledge is power!

Page 3: Ethanol in our Lives

What is Ethanol?• Produced from corn or sugarcane• Known as “grain alcohol”• Clear, colorless liquid• Boiling point = 78.5 C• Water soluble • Density = .79g/cm3• Least toxic • Generally tasteless

Page 4: Ethanol in our Lives

Guess the Ethanol

Food Extracts Canned Meat

-OR-

Page 5: Ethanol in our Lives

Guess the Ethanol

Water Softener Salt

Laundry Detergent

-OR-

Page 6: Ethanol in our Lives

Guess the Ethanol

Hairspray Ant Poison

-OR-

Page 7: Ethanol in our Lives

Guess the Ethanol

Ice Packs

Vinegar

-OR-

Page 8: Ethanol in our Lives

Uses of Ethanol• Paints• Polyester fiber/films• Ink• Anti-freeze

• Pharmaceutical products

• Cosmetics• Alcoholic beverages• Perfume• Varnish• Fuel additive/extender

Page 9: Ethanol in our Lives

Ethanol as a Fuel

• Gasoline Extender• Gasoline Additive• Fuel Cells• Foreseen Uses

Page 10: Ethanol in our Lives

History of Ethanol • Henry Ford built first ethanol-fueled

automobile • Tax increase• World War II• 1970 Oil Crisis

Page 11: Ethanol in our Lives

Chemical Make-up

H – C – C – O – H

| H H

H H|

|

|

C2H5OH + 3 O2 2 CO2+ 3 H2O + heat

Ethyl Group

Page 12: Ethanol in our Lives

How is Ethanol Made?

Dry Milling• Breaking down corn• Liquefaction

1.Preparing the feedstock

2. Fermenting simple sugars3. Recovering the alcohol 4. Recovering non-alcohol materials

Wet Milling

Presoaked corn

Page 13: Ethanol in our Lives

Pros vs. Cons

Disadvantages: Amount of energy Not widely available Not compatible with all

automobiles

Advantages: Could cut U.S. trade

deficit Will create jobs Environmentally friendly Reduces U.S.

dependences Safe for all engines

Page 14: Ethanol in our Lives

In Conclusion …•Advantages outweigh the disadvantages

•Cost

•Benefits:

Environmentally

Economically

Page 15: Ethanol in our Lives

BibliographyAmerican Coalition for Ethanol. Ethanol.org. http://www.ethanol.org. (Accessed March

2005.)

Baird, Colin. Gloffke, Wendy. Chapter 6: The Oxygen-Containing Organic Compounds We Drink, Smell, and Tast. Chemistry in Your Life. W.H. Freeman and Company. New York, 2003.

The Henry Ford Institution. The Henry Ford. http://www.hfmgv.org/visit/default.asp. (Access April 2005.)

Manitoba Business Information Service. Manitoba Energy, Science and Technology Homepage.http://www.gov.mb.ca/est/energy/ethanol/elinks.html. (Accessed April 2005.)

Minnesota Corn Growers. Ethanol: Fuel that helps our economy go. http://mncorn.org/servlet/mcga/resource/ethanol.iml.(Accessed April 2005.)

Tran, Anh. Ethanol.http://www.rvgs.k12.va.us/faculty/aschuetz/physics/STS/tri2_2002/STS%20repository/Anh/My%20Webs/ethanol.htm. (Accessed April 2005.)