Benzene

Benzene is a hydrocarbon with six carbon atoms in an unsaturated aromatic ring structure. Benzene is the most fundamental of the aromatic hydrocarbons.

In gasoline benzene content is limited because it is a known carcinogen and a contributor to smog formation.

However, benzene is an important feed stock to the petrochemicals industry, so many refiners produce and extract benzene to sell as a finished product.

The primary source of benzene in a refinery is from the reformate produced in the reformer.

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