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Frequently Asked Questions (FAQs)
You have questions, we have answers.
Coal
How do I convert between short tons and metric tons?
How many power plants are there in the United States?
How much coal does the United States export and to where?
What is U.S. electricity generation by energy source?
Which states produces the most coal?
Conversion & Equivalents
How do I compare the cost of heating fuels?
How do I convert between short tons and metric tons?
Diesel
How many gallons of gasoline and diesel fuel are made from one barrel of oil?
How much biomass-based diesel fuel does the US use?
How much carbon dioxide is produced from U.S. gasoline and diesel fuel consumption?
What makes up the cost if a gallon of gas or diesel?
How much is tax on a gallon of gasoline or diesel fuel?
When was the last refinery built in the United States?
Why are diesel fuel prices higher than gasoline prices?
Electricity
Can electric utility customers choose their electricity supplier?
Does dimming lights save energy?
How is electricity used in U.S. homes?
Environment
How much carbon dioxide is produced per kilowatthour of U.S. electricity generation?
Is ozone a greenhouse gas?
Gasoline
How many gallons of gasoline and diesel fuel are made from one barrel of oil?
How much carbon dioxide is produced from U.S. gasoline and diesel fuel consumption?
How much is tax on a gallon of gasoline or diesel fuel?
What makes up the cost if a gallon of gas or diesel?
When was the last refinery built in the United States?
General Energy
How many smart meters are installed in the United States?
How much energy does a person use in a year?
Natural Gas
What is the volume of world natural gas reserves?
Which states produce and consume the most natural gas?
Nuclear
How many nuclear power plants are in the United States?
How many power plants are there in the United States?
Oil/Petroleum
How much oil is consumed in the United States?
Prices
Why are diesel fuel prices higher than gasoline prices?
What makes up the cost if a gallon of gas or diesel?
Renewables
What is the efficiency of different types of power plants?
On this page:
Coal
Conversion & Equivalents
Diesel
Electricity
Environment
Gasoline
General Energy
Natural Gas
Nuclear
Oil/Petroleum
Prices
Renewables
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