Assertion: renewable natural gas | /r/HasProperty | biogas
Facets:
value: essentially
type: DEGREE
Source sentences:
text: Renewable Natural Gas (RNG), also known as Sustainable Natural Gas (SNG) or biomethane, is a biogas which has been upgraded to a quality similar to fossil natural gas and having a methane concentration of 90% or greater.
text: Renewable natural gas (RNG) is essentially biogas—the gaseous product of the decomposition of organic matter—that has been processed to purity standards.