Oil

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An oil is a substance that is in a viscous liquid state ("oily") at ambient temperatures or slightly warmer, and is both hydrophobic (immiscible with water) and lipophilic (miscible with other oils, literally). This general definition includes compound classes with otherwise unrelated chemical structures, properties, and uses, including vegetable oils, petrochemical oils, and volatile essential oils. Oil is a nonpolar substance.

The term oil is often used colloquially to refer to petroleum.

For more information about Oil, read the full article at Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.


News tagged with oil

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Tiny bubbles clean oil from water

Tiny bubbles clean oil from water

Chemistry / Materials Science

created Nov 16, 2009 | popularity 4 / 5 (3) | comments 0

Small amounts of oil leave a fluorescent sheen on polluted water. Oil sheen is hard to remove, even when the water is aerated with ozone or filtered through sand. Now, a University of Utah engineer has developed ...


Hydrogen milestone moves energy independence one step forward

Hydrogen milestone moves energy independence one step forward

Technology / Energy

created Nov 10, 2009 | popularity 3.7 / 5 (14) | comments 7

(PhysOrg.com) -- Big things often come in small packages. That's certainly the case with the potential created by recent successes in hydrogen research at Idaho National Laboratory.


Researchers hail innovative plan to save rainforest, reduce greenhouse gas emissions

Space & Earth / Environment

created Nov 05, 2009 | popularity 2.3 / 5 (3) | comments 1

An innovative proposal by the Ecuadorian government to protect an untouched, oil rich region of Amazon rainforest is a precedent-setting and potentially economically viable approach, says a team of environmental researchers ...


New evidence supports 19th century idea on formation of oil and gas

New evidence supports 19th century idea on formation of oil and gas

Chemistry / Analytical Chemistry

created Nov 04, 2009 | popularity 4 / 5 (2) | comments 1

Scientists in Washington, D.C. are reporting laboratory evidence supporting the possibility that some of Earth's oil and natural gas may have formed in a way much different than the traditional process described ...


Flaxseed oil and osteoporosis

Medicine & Health / Health

created Nov 23, 2009 | popularity not rated yet | comments 0

Animal studies suggest that adding flaxseed oil to the diet could reduce the risk of osteoporosis in post-menopausal women and women with diabetes, according to a report to be published in the International Journal of Fo ...


Oil from biotech soybeans increases key omega-3 fatty acid in humans

Medicine & Health / Health

created Nov 16, 2009 | popularity 5 / 5 (1) | comments 0

Oil from soybeans modified through biotechnology increased levels of omega-3 eicosapentaenoic acid (EPA) in red blood cells according to research presented at the American Heart Association's Scientific Sessions 2009.


Clean algae biofuel project leads world in productivity

Clean algae biofuel project leads world in productivity

Chemistry / Other

created Nov 04, 2009 | popularity 4 / 5 (4) | comments 0

Australian scientists are achieving the world's best production rates of oil from algae grown in open saline ponds, taking them a step closer to creating commercial quantities of clean biofuel for the future.