Natural gas is an industrial gas, meaning it has a higher melting point than coal and gas.
It’s a byproduct of the refining process of oil and gas, and is typically produced in the United States from shale oil and natural gas.
The process involves injecting the gas underground, or using hydraulic fracturing, or “fracking”.
The gas is released underground and spreads in all directions.
But there are also some unconventional forms of gas.
Some have been known to be used for heat and light production, like methane.
There are also many different forms of natural gas, including methane, which is less harmful to the environment and human health than coal.
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