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 is a naturally occurring, unrefined petroleum product composed of
hydrocarbon deposits and other organic materials.
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 ...
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 ...
Petroleum products are produced from the processing of crude oil and other
liquids at petroleum refineries, from the extraction of liquid hydrocarbons at
Definition of crude oil: Mixture of naturally occurring hydrocarbons that is refined
into diesel, gasoline, heating oil, jet fuel, kerosene, and literally thousands of ...
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 ...
Crude oil definition, petroleum as it comes from the ground, before refining. See
A secondary school revision resource for OCR GCSE Science about carbon
chemistry and making crude oil useful.
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 ...