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That would be farting.
The way you obtain natural gas is
Only natural gas does.
Natural gas IS a gas, so there is no way it can turn "back" into a gas. Traditional combustion reactions result in CO2 and H2O, and the combustion of natural gas would be no different.
By Bus or truck!!
train
The most common natural gas is methane (CH4). By the way: ethanol is not a gas, though natural: it is alcohol (liquid).
There was no good way to transport natural resources and goods.
Via air transport.
Gas is refined oil which is petroleum. LNG is natural and comes out of the ground that way and is also petroleum.
no way what so ever