What Type of Oil Is Used to Make Petrol and Diesel?

Discover how petrol and diesel are produced from crude oil through fractional distillation and refining processes.

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Petrol and diesel are made from crude oil. Crude oil is refined through a process called fractional distillation, separating it into different components, including petrol and diesel, based on their boiling points. The refinement process involves heating the crude oil, whereupon the various fractions are collected and further treated to produce fuels suitable for vehicles.

FAQs & Answers

  1. What is crude oil? Crude oil is a naturally occurring liquid found beneath the Earth's surface, composed of hydrocarbons that are refined into various fuels including petrol and diesel.
  2. How does fractional distillation separate petrol and diesel? Fractional distillation heats crude oil to separate its components based on boiling points, allowing petrol, diesel, and other fractions to be collected separately.
  3. Why is crude oil refined before use as fuel? Refining removes impurities and separates crude oil into usable fuels like petrol and diesel that meet quality standards for vehicle engines.

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