[5] Natural gas is a fossil fuel that is formed when layers of organic matter (primarily marine microorganisms) [6] are thermally decomposed under oxygen-free conditions, subjected to …

Oct 10, 2024 · What is natural gas? Natural gas is a fossil fuel energy source. Natural gas contains many different compounds. The largest component of natural gas is methane, a …

Dec 25, 2025 · Natural gas, colorless highly flammable gaseous hydrocarbon consisting primarily of methane and ethane. It is a type of petroleum that commonly occurs in association with …

It is a depletable, non-renewable resource composed primarily of methane gas (CH 4), with smaller amounts of natural gas liquids, carbon dioxide (CO 2), and water vapor. While natural …

The meaning of NATURAL GAS is gas issuing from the earth's crust through natural openings or bored wells; especially : a combustible mixture of methane and other hydrocarbons used …

Unprocessed natural gas, also called raw natural gas, is one of the main primary energy sources in the world, making up roughly 1/5 of the world's primary energy.

As a strict definition, natural gas consists of hydrocarbons that remain in the gas phase (not condensable into liquids) at 20°C and atmospheric pressure, conditions considered to be …

Dec 7, 2025 · Natural gas definition: a combustible mixture of gaseous hydrocarbons that accumulates in porous sedimentary rocks, especially those yielding petroleum, consisting …

Jun 16, 2025 · Natural gas is a naturally occurring fossil fuel, primarily composed of methane (CH4), a powerful greenhouse gas. It’s a highly efficient and versatile energy source used for …

Natural gas is an odorless, gaseous mixture of hydrocarbons—predominantly made up of methane (CH4). It accounts for about 30% of the energy used in the United States. About 40% …