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Crude Oil and the petrochemistry industry.  

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Gahena Mohanani Y11-2 CHEMISTRY ESSAY ON CRUDE OIL (production and refining) AND THE PETROCHEMISTRY INDUSTRY How is it Crude Oil extracted? Crude oil is a vital and extremely sourceful fossil fuel that is obtained from under the ground or under the sea. Crude oil is in fact defined as a mixture of saturated hydrocarbons. These hydrocarbons have boiling points which are extremely close together. Once a possible site for oil has been found, a test drilling is made. This is very expensive because the well may be dry or yield only gas- basically oil might not be able to be extracted and the entire process of 'testing'for this factor is time consuming and expensive due to the equipment used. A land drilling rig is used to extract the oil. Different types of drill heads are used for different layers of rocks., as each layer has a different level of sensitivity. If the...

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