PetrolNepal

Learn traffic rules with clear explanations and visual examples in our illustrated book, designed to make studying simple and engaging.


72. Petrol

Petrol, also called gasoline, is a liquid fuel commonly used in spark-ignition engines. It is produced mainly from petroleum and may contain renewable components such as ethanol.

Different grades of petrol are identified by their octane rating and ethanol content. Drivers should always use a fuel that meets the specifications recommended by the vehicle manufacturer.

Petrol
What is petrol?

Petrol is a liquid motor fuel used mainly in spark-ignition engines. It is called petrol in many countries and may contain ethanol or other renewable components.

What does the octane rating of petrol mean?

The octane rating indicates the fuel's resistance to uncontrolled combustion or engine knocking. Vehicles should use petrol with at least the octane rating specified by the manufacturer.

What is the difference between E5 and E10 petrol?

E5 and E10 indicate the permitted ethanol content of petrol. E5 contains up to 5% ethanol by volume, while E10 contains up to 10%. Drivers should check whether their vehicle is compatible with the selected fuel.

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