Assertion: methane | /r/ObjectUse | used as a source of energy
Facets:
value: for the production of chemicals
type: PURPOSE
value: for heating
type: PURPOSE
value: as fuel
type: MANNER
Source sentences:
text: The methane can then be used as a source of energy for heating, for the production of chemicals, or as fuel, while the CO 2 can be reused as a building block for renewable fuels and chemicals.