The __________ obtained from the refining of crude oil is liquefied and supplied as cooking gas called __________.
Refining: The process by which petroleum is separated into its components, such as petroleum gas, petrol, diesel, kerosene, and lubricating oils, is called refining.
Petroleum gas is converted into liquid and supplied as cooking gas, called LPG (liquefied petroleum gas). It has no smell of its own.
Concluding statement
The petroleum gas obtained from the refining of crude oil is liquefied and supplied as cooking gas called LPG (Liquified Petroleum Gas).