FOSSIL FULES

COAL

• Combustible black or brownish-black sedum artery rock
• 9 out of every 10 tons of coal mined each year in the U.S. is used for domestic electricity generation
• Coal accounts for about 32 percent of U.S. total energy production and 23 percent of total energy consumption

NATRUL GAS

• Natural gas was formed deep inside the earth about 100 million years ago
• There are more than 1.2 million miles of underground pipelines across the United States
• More than half of all the homes in the United States use natural gas- almost 62 million families

OIL

• Oil is measured in barrels witch is equal to 42 gallons or 959 liters
• The U.S consumers more oil than any other country --185 billion barrels per day