Leaded petrol and Petrol

Leaded petrol noun - Gasoline treated with a lead compound to reduce motor knocks.

Petrol and leaded petrol are semantically related. In some cases you can use "Petrol" instead a noun phrase "Leaded petrol".

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.

Leaded petrol and petrol are semantically related. Sometimes you can replace phrase "Leaded petrol" with "Petrol", this terms are similar.

Nearby Words: petrology, petrolic