LPG is used as cooking gas is the natural gas that comes out of petroleum wells before crude oil starts flowing.
Petroleum gas is converted into liquid and supplied as cooking gas, called LPG (liquefied petroleum gas).
The process by which petroleum is separated into its components, such as petroleum gas, petrol, diesel, kerosene and lubricating oils, is called refining.
Concluding statement
LPG is used as cooking gas is the natural gas that comes out of petroleum wells before crude oil starts flowing, therefore, the given statement is true.