Assertion: natural gas | /r/HasProperty | formed
Facets:
value: naturally underground
type: OTHER
value: from the phytoplankton
type: OTHER
value: from zooplankton
type: OTHER
value: from animal
type: OTHER
value: during those processes
type: TEMPORAL
value: deep underground
type: LOCATION
Source sentences:
text: However in other areas, the cooking continued until natural gas was formed.
text: Natural gas does not have to be formed deep underground, however.
text: Oil and natural gas are formed from animal
text: Natural gas is also formed during those processes, but it can also be generated relatively quickly by organic material decomposition, as in municipal landfills and waste treatment plants.
text: Natural gas is a non-renewable fossil fuel which is formed from the remains of tiny sea animals and plants that died millions of years ago.
text: Natural gas was also formed from the phytoplankton and zooplankton, however, it underwent more heat and pressure that caused its further decomposition and conversion into a gaseous form.
text: It is formed naturally underground when the remains of plant and animal matter are exposed to heavy pressures under the Earth’s surface.