Web Results

Petroleum

en.wikipedia.org/wiki/Petroleum

Petroleum is a naturally occurring, yellow-to-black liquid found in geological formations ..... Crude oil varies greatly in appearance depending on its composition. It is usually black or dark brown...

Crude Oil Definition | Investopedia

www.investopedia.com/terms/c/crude-oil.asp

Crude oil is a naturally occurring, unrefined petroleum product composed of hydrocarbon deposits and other organic materials.

What is crude oil, and what is it used for? - University of Delaware

www.ceoe.udel.edu/oilspill/crudeoil.html

Crude oil is pumped from the ground in the Middle East (e.g., Saudi Arabian Arab Light), West Africa (e.g., Nigerian Bonny Light), the Americas, and Asia ...

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 ... Learn about crude oil, it's makeup, Oil production, and how we use it (beyond the standard fuels, such as gasoline.) Crude Oil is essential to our ...

What is the difference between crude oil, petroleum products, and ...

www.eia.gov/tools/faqs/faq.cfm?id=40&t=6

Petroleum products are produced from the processing of crude oil and other liquids at petroleum refineries, from the extraction of liquid hydrocarbons at natural ...

What is crude oil? definition and meaning - BusinessDictionary.com

www.businessdictionary.com/definition/crude-oil.html

Definition of crude oil: Mixture of naturally occurring hydrocarbons that is refined into diesel, gasoline, heating oil, jet fuel, kerosene, and literally thousands of ...

Fossil Fuels: Crude Oil – Wintershall - Wintershall Holding GmbH

www.wintershall.com/crude-oil-natural-gas/crude-oil.html

Oil, gas and gas condensate are among the most important energy sources in the world. One thing we know for sure is that we need oil - currently around 90 ...

What's in Crude Oil and How Do We Use It? | Mother Jones

www.motherjones.com/environment/2013/08/what-is-crude-oil-energy

Aug 14, 2013 ... Crude oil is far from being one homogenous substance. Its physical characteristics differ depending on where in the world it's pulled out of the ...

BBC - GCSE Bitesize: Crude oil

www.bbc.co.uk/schools/gcsebitesize/science/ocr_gateway_pre_2011/carbon_chem/4_crude_oil1.shtml

A secondary school revision resource for OCR GCSE Science about carbon chemistry and making crude oil useful.

Crude oil | Define Crude oil at Dictionary.com

www.dictionary.com/browse/crude-oil

Crude oil definition, petroleum as it comes from the ground, before refining. See more.

Answers
Petroleum, or crude oil, is a smelly, yellow-to-black liquid and is usually found in underground areas called reservoirs.
Oil was formed from the remains of animals and plants (diatoms) that lived millions of years ago in a marine (water) environment before the dinosaurs.