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The petroleum industry, also known as the oil industry or the oil patch, includes the global processes of exploration, extraction, refining, transporting (often by by trucks, oil tankers and pipelines), and marketing of petroleum products.
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The petroleum industry, also known as the oil industry or the oil patch, includes the global processes of exploration, extraction, refining, transporting (often by by trucks, oil tankers and pipelines), and marketing of petroleum products.
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