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 Form 4 Geography online lessons on energy

Petroleum as a source of energy

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Answer Text:
Petroleum as a source of energy
-Consists of gaseous and liquid hydrocarbons from animal and vegetation matter laid on sedimentary rocks.
-Natural gas and petroleum are extracted from the same oil wells.
-Petroleum is refined to get by-products such as motor oil, diesel, kerosene, gasoline, jet fuel, lubricants, liquid and petroleum gas.
-Natural gas occurs alone or is found on the upper layers of crude oil.
-It’s a mixture of hydrocarbons with methane making about 90% and other gases such as propane, ethane and butane.
-It’s used for domestic purposes, generation of thermal electricity and for industrial activities.