Assertion: methane | /r/HasProperty | gas
Facets:
value: after all
type: TEMPORAL
Source sentences:
text: Methane is a gas that remains in the atmosphere for up to 15 years.
text: Methane is a gas – chemically CH4.
text: Methane is a gas made up of one carbon atom and four hydrogen atoms.
text: Methane, also known as methyl hydride or marsh gas, is a gas extensively found in nature, which is very used as combustible.
text: Also, containing the leaks is easier said than done: After all, methane is a gas, meaning that it’s hard to prevent it from escaping.
text: Methane is a gas that’s produced under anaerobic conditions, so that means when there’s no oxygen available, you’ll likely find methane being produced,” said Poulter.