Multiple choice

The refining of petroleum is called ____________.

  1. fractional distillation

  2. carbonisation

  3. destructive distillation

  4. none of these
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A Correct answer
Explanation

Petroleum refining involves separating crude oil into its various components based on their boiling points. This separation technique is called fractional distillation. Carbonisation refers to converting coal to coke, while destructive distillation is used for coal gas production.

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