Petroleum Refinery Engineering
Which of the following gasolines (unleaded) has the least octane number?

Catalytically cracked gasoline
Polymer gasoline
Straight run gasoline
Catalytically reformed gasoline

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Petroleum Refinery Engineering
Pick out the correct statement about catalytic polymerisation.

Both A & B
Neither A nor B
H₂SO₄ polymerisation process gives gasoline rich in unsaturates
In H₂SO₄ polymerisation, H₃PO₄ is always used with 2% steam to prevent meta & ortho H₃PO₄ formation, which are inactive

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