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Oil refiners might refine oil and reserve it for future needs. Oil refiners provide just about all the energy for transportation including cars, trucks, buses, airplanes and trains. Oil refiners might also refine oil that heat buildings, fuel industries, and farm equipment. Oil refiners might refine oil that even provides lubrication and essential for plastics, paint, fertilizers and pharmaceuticals. Oil refiners may be viewed their product that we cannot live without in our modern world. Oil refiners might have close political relations with governments at the highest levels where executives of their own oil companies. Most large oil refiners are global and have a worldwide network of production and distribution.
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