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Topic Content:
- Fractional Distillation and Products
During the refining of petroleum by fractional distillation, components of the petroleum separate into components called fractions according to their molar masses and boiling points.
Each fraction contains several compounds which fall within a certain boiling point range. Heavier fractions separate to the bottom, and light fractions separate to the top. The lightest fractions, which are mainly gasses, vapourize and rise to the top of the distillation tower, are collected, and so on.
After the fractional distillation separation, the products are
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