e/Renewable natural gas

Information
has gloss	eng: Renewable natural gas, also known as sustainable natural gas, is a biogas which has been upgraded to a quality similar to fossil natural gas. A biogas is a gas methane obtained from biomass. By upgrading the quality to that of natural gas, it becomes possible to distribute the gas to customers via the existing gas grid, and burned within existing appliances. Renewable natural gas is a subset of synthetic natural gas or substitute natural gas (SNG).
lexicalization	eng: Renewable Natural Gas
instance of	(noun) a fossil fuel in the gaseous state; used for cooking and heating homes gas, natural gas