petroleum

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Related to Crude petroleum: Petroleum oil

petroleum

 [pĕ-tro´le-um]
a thick natural oil obtained from beneath the earth. It consists of a mixture of various hydrocarbons of the paraffin and olefin series.

pe·tro·le·um

(pĕ-trō'lē-ŭm),
A mixture of liquid hydrocarbons found in the earth in various parts of the world and believed to be derived from fossilized animal and plant remains; the source of petrolatum, in addition to its use for lighting and heating purposes.
Synonym(s): coal oil, rock oil
[L. petra, rock, + oleum, oil]

petroleum

/pe·tro·le·um/ (pĕ-tro´le-um) a thick natural mixture of gaseous, liquid, and solid hydrocarbons obtained from beneath the surface of the earth.
petroleum benzin  a colorless, volatile, flammable fraction from petroleum distillation, containing largely hydrocarbons of the methane series; it has been variously described as a special grade of ligroin or as a separate but similar fraction with a lower boiling range. It is used chiefly as an extractive solvent.

pe·tro·le·um

(pĕ-trō'lē-ŭm)
A mixture of liquid hydrocarbons found in the earth in various parts of the world believed to be derived from fossilized animal and plant remains.
[L. petra, rock, + oleum, oil]

petroleum

a thick natural oil obtained from beneath the earth. It consists of a mixture of various hydrocarbons of the paraffin and olefin series. See crude petroleum oil.

petroleum jelly
petrolatum.
References in periodicals archive ?
The indexes for basic organic chemicals, diesel fuel, nonferrous scrap, and crude petroleum also increased after dropping in the previous year.
The company added that the light crude petroleum, or also called condensate, will be batched as a fourth common quality stream on the pipeline.
15 million metric tons of crude petroleum last month, an increase of 7.
Crude petroleum is fed into the system before being heated and vaporized.
With the assistance of NIEHS academic partners at Duke University and the University of California, San Diego, supercomputing center, the interactive maps pinpoint the location of Superfund sites (four in New Orleans alone), scores of Toxics Release Inventory-reporting sites (those that release toxic contaminants), and the hundreds of oil and gas rigs, gas stations, chemical industries, refineries, and crude petroleum and natural gas operations in the Gulf Coast region.
The agency said that price increases for crude petroleum and petroleum products contributed 1.
to seriously rethink its Middle East foreign policy regarding the importation of crude petroleum.
Exports of petroleum products include crude petroleum, Naphtha Lubricating Petroleum, Coaltar, Petroleum bitumen and asphalt.
The ton-miles of crude petroleum carried by water carriers showed a 27.
Product categories with the highest rates of growth included: fruit and nuts (61 per cent), crude petroleum (46 per cent), crustaceans (40 per cent), clothing (11 per cent) and footwear (27 per cent).
4 percent plunge in crude petroleum, the steepest in 3-1/2 years.
6 billion), crude petroleum (+$600 million), potash (+$500 million), and gold (+$200 million).