Industrial Chemistry II Unit 1: Fossil Fuels & Refining Process
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Questions and Answers

What are the main components of petroleum refineries?

  • Steel, plastic, and copper
  • Computers, sensors, and robots
  • Tanks, pumps, and heat exchangers
  • Pipes, distillation columns, and chemical reactors (correct)

    • How do large refineries compare in size to football stadiums?

  • They occupy the same area (correct)
  • They are half the size
  • They are smaller in comparison
  • They are ten times bigger

    • What is the approximate range of daily oil processing capacity for U.S. refineries?

  • 40 to 400,000 barrels (correct)
  • 100 to 1,000 barrels
  • 1,000 to 10,000 barrels
  • 10,000 to 100,000 barrels

    • Which process involves turning crude oil into valuable products in refineries?

    <p>Distillation and chemical reactions</p> Signup and view all the answers

    What do refineries produce that fuels the country?

    <p>Gasoline and chemical feedstocks</p> Signup and view all the answers

    How many workers are typically employed in large refineries?

    <p>Several thousand workers</p> Signup and view all the answers

    What is the first step in refining crude oil?

    <p>De-salting and de-watering the oil</p> Signup and view all the answers

    What is the purpose of a distillation column in the refining process?

    <p>Separating oil into fractions based on boiling point</p> Signup and view all the answers

    What type of products are recovered at the lowest temperatures in the distillation process?

    <p>Liquid petroleum gases (LPG) and naphtha</p> Signup and view all the answers

    Why do vacuum columns differ from atmospheric columns in their dimensions?

    <p>To minimize pressure fluctuations</p> Signup and view all the answers

    How are crude oils typically classified?

    <p>By their sulfur content and density</p> Signup and view all the answers

    What is the purpose of reprocessing heavier fractions in refineries in the United States?

    <p>To maximize the output of desirable products</p> Signup and view all the answers

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