Petroleum makes the world go ‘round

What is Petroleum?

Raw material is called Crude oil Commonly known as “Black

Gold” Ranges in color from black

to green-brown to colorless Can be liquid like water or

thick like tar

What is Petroleum?

Used as an energy source Only meets about 36% of our energy needs

70% of petroleum is used for fuel What things might use petroleum for fuel?

Energy

There are many products that use petroleum as its starting material Medications Plastics Road Paving Refer to the common items list from yesterday

Why is it so important?

56% in 5 Middle eastern nations Iran, Iraq, Kuwait,

Saudi Arabia, United Arab Emirates

16% of world reserves are in North America

Use of petroleum is not uniformily distributed US uses most per

population

Where in the world?

Oil Consumption versus Population

React with oxygen in the air Molecules are rearranged CO2 and water vapor are formed

Released into the air (CO2 is a greenhouse gas)

Combustion of Oil

Can’t be used in natural state Taken to a refinery where it is separated into simpler

mixtures Mixture of various hydrocarbons

Crude Oil

Oil Refinery

http://img.diytrade.com/cdimg/1460786/25890211/0/1336719851/Mini_and_Small_Scale_Oil_Refinery_for_Crude_Oil.jpg

Mixture of hydrocarbons with different boiling points

Heat is applied to oil causing it to boil Forms a vapor which rises in a metal

column Vapors condense back to liquid at

different heights and temperatures (hence fractions) and collect in different containers

Fractions may be condensed further or may go on for further processing

Refining Oil

Putting It All Together

From plants and dinosaurs to powering our cars, oil is what runs our world

Read the article – Look up when done

The Future of Petroleum