Petrol and Unleaded gasoline

Petrol noun - A volatile flammable mixture of hydrocarbons (hexane and heptane and octane etc.) derived from petroleum; used mainly as a fuel in internal-combustion engines.

Unleaded gasoline and petrol are semantically related. In some cases you can replace phrase "Unleaded gasoline" with "Petrol", this terms are similar.

Nearby Words: petrology, petrolic

Unleaded gasoline noun - Gasoline that has not been treated with a lead compound.

Petrol and unleaded gasoline are semantically related. You can use "Petrol" instead a noun phrase "Unleaded gasoline".