The word petroleum covers both naturally occurring unprocessed crude oils and petroleum products that are made up of refined crude oil. There are both heavy and light crude oils.

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5 thoughts on “Crude

  1. Pingback: “Mexico Oil Giant Seeks US Shale” – Wall Street Journal, 19 August 2013 | Subodh Das's Blog

  2. Pingback: “US is Overtaking Russia as Largest Oil-and-Gas Producer” – Wall Street Journal, 2 October 2013 | Phinix, LLC

  3. Pingback: “Exxon Presses for Exports” – 11 December 2013, Wall Street Journal | Phinix, LLC

  4. Pingback: “Shale-Oil Boom Puts Spotlight on Crude Export Ban” – 1 January 2014, Wall Street Journal | Phinix, LLC

  5. Pingback: “Study: Keystone pollution higher” – Politico, 10 August 2014 | Phinix, LLC

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