Oil is a the most precious usable and important source of energy in the world. Oil production means the sum of crude oil barrels extracted on daily basis through the drilling process. Most nations have Considerably effected by the innovations and developments in the oil market. Its need and consumption is increasing day by day.its demand is increasing at highest rate in all over the world. In different nations it is produced through a process which may differ and sometimes same. different constituents are extracted from crude oil , such as petroleum, gasoline etc.
In accordance to an estimate held by IEA in 2011 , 63% of the world’s total oil output is obtained by the top ten largest producers which are given below:
Q: Which Country Produces the Most Oil in the World?
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