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Petroleum
Title: Petroleum
Category: Science & Technology
Details: Words: 539 | Pages: 2.3 (approximately 235 words/page)
Petroleum
Petroleum
Petroleum is an oily flammable liquid composed by hydrocarbons, which is found naturally beneath the Earth’s surface by drilling wells, and it is usually called crude oil. The color of petroleum can be colorless, which is usually for gasoline, and heavy black which is high in asphalt content. It consists of a mixture of hydrocarbons, with traces of various nitrogenous and sulfurous compounds.
50-90% of petroleum is hydrocarbons and the remaining is composed chiefly of organic compounds containing oxygen, nitrogen, or sulfur. Pennsylvania crude …showed first 85 words of 539 total…
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…showed last 85 words of 539 total…from platforms standing in the ocean bed. Usually the petroleum from a new well will come to the surface under its own pressure. Later the crude oil must be pumped out or forced to the surface by injecting water, gas, or air into the deposits.
The widespread use of petroleum has created serious environmental problems. The great quantities that are burned as fuels generate most of the air pollution in industrialized countries, and oil spilled from tankers and offshore wells has polluted oceans and coastlines.
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