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Petroleum - Wikipedia

en.wikipedia.org/wiki/Petroleum

Petroleum is a naturally occurring, yellow-to-black liquid found in geological formations ..... Crude oil may also be found in a semi-solid form mixed with sand and water, as in the Athabasca oil sa...

What is Crude Oil? A Detailed Explanation on this Essential Fossil ...

oilprice.com/Energy/Crude-Oil/What-Is-Crude-Oil-A-Detailed-Explanation-On-This-Essential-Fossil-Fuel.html

Jul 24, 2009 ... Crude oil, commonly known as petroleum, is a liquid found within the Earth comprised of hydrocarbons, organic compounds and small amounts ...

Standard Grade Bitesize Chemistry - How crude oil was formed - BBC

www.bbc.co.uk/bitesize/standard/chemistry/materialsfromoil/how_crude_oil_was_formed/revision/1/

Crude oil - sometimes called petroleum - is found in the Earth's crust. Millions of years ago small animals and plants died and fell to the bottom of the sea.

Where in the world is oil found? | Reference.com

www.reference.com/science/world-oil-found-a8a1616a5cfe765e

Crude oil is found on every continent. The largest producers of oil are Saudi Arabia, Russia, the United States and China, but oil is found also in South American ...

petroleum - National Geographic Society

www.nationalgeographic.org/encyclopedia/petroleum/

Jan 15, 2013 ... Petroleum, or crude oil, is a fossil fuel and non-renewable source of ... Petroleum reservoirs can be found beneath land or the ocean floor.

Where was oil first discovered? | Reference.com

www.reference.com/science/oil-first-discovered-1eb5302da2f19970

Oil was not only found in the Middle East, but in China as well. In 347 ... A: Petroleum companies extract crude oil from the Earth using a perforation in the Earth's ...

Why is oil usually found in deserts and arctic areas? - Scientific ...

www.scientificamerican.com/article/why-is-oil-usually-found/

Plate tectonics determines the location of oil and gas reservoirs and is the best key we have to understanding why deserts and arctic areas seem to hold the ...

www.ask.com/youtube?q=Where Is Crude Oil Found&v=qO6_lMX83bw
Apr 16, 2012 ... This is a simple video explaining the basics of crude oil such as extraction, distillation and uses. Enjoy :) Link to formation of crude oil video ...

The Mysterious Origin and Supply of Oil - Live Science

www.livescience.com/9404-mysterious-origin-supply-oil.html

Oct 10, 2005 ... But where does oil really come from, and how much is left? ... If abiogenic petroleum sources are indeed found to be abundant, it would mean ... objects formed from the same raw material as Earth, that crude oil might exist on ...

How do we get oil and gas out of the ground? - world-petroleum.org

www.world-petroleum.org/edu/222-how-do-we-get-oil-and-gas-out-of-the-ground

The liquids found underground can be a complicated mixture of water, crude oil and gas. The crude oil and gas need to be separated before they can be ...