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You are here:  World Info » Science and Engineering » Energy
Coal seams are thicker in the western states of the U.S. [©Jupiter Images, 2009]

Science and Engineering » Energy

How thick is the coal in a coal seam?

Find out how thick the coal is in a coal seam.

Underground coal is mined differently in the U.S. than in Great Britain. [©Jupiter Images, 2009]

Science and Engineering » Energy

How is underground coal mined?

Read about how underground coal is mined in two basic ways.

Cogeneration is an energy production process. [©Jupiter Images, 2009]

Science and Engineering » Energy

What is cogeneration?

Learn about what cogeneration is and how it helps save energy.

Offshore drilling occurs underwater. [©Jupiter Images, 2009]

Science and Engineering » Energy

When was offshore drilling for oil first done?

Read about when offshore drilling for oil was first done and where.

Reformulated gasoline has less impact on the environment. [©Jupiter Images, 2009]

Science and Engineering » Energy

What is a reformulated gasoline?

Learn about reformulated gasoline and why oil companies make them.

Fuel oil prices skyrocketed in the 1970s causing people to change to gas. [©Jupiter Images, 2009]

Science and Engineering » Energy

When the price of fuel oil skyrocketed in the 1970s, how many people changed from using fuel oil to using gas?

When the price of fuel oil skyrocketed in the 1970s, many people changed to gas.

Different kinds of additives are necessary in gasoline. [©Jupiter Images, 2009]

Science and Engineering » Energy

What kinds of additives are in gasoline and why?

Find out what kinds of additives are in gasoline.

An air conditioner burns up quite a few BTUs. [©Jupiter Images, 2009]

Science and Engineering » Energy

How many BTUs are equivalent to one ton of cooling capacity?

See how many BTUs are equivalent to one ton of cooling capacity.

A utility meter measures fuel consumption. [©Jupiter Images, 2009]

Science and Engineering » Energy

How are utility meters read?

See how utility meters are read, including gas and electric meters.

Different types of fuel have different weights per gallon. [©Jupiter Images, 2009]

Science and Engineering » Energy

What is the weight per gallon of common fuels?

Learn the weight per gallon of common fuels, like butane and propane.

You are here:  World Info » Science and Engineering » Energy
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