Assertion: hydrogen sulfide | /r/AtLocation | natural gas
Facets:
value: naturally
type: MANNER
value: volcanic gases,
type: TEMPORAL
Source sentences:
text: It occurs naturally in crude petroleum, natural gas, and hot springs.
text: Hydrogen sulfide (H 2 S) occurs naturally in crude petroleum, natural gas, volcanic gases, and hot springs.
text: For example, hydrogen sulfide occurs naturally in crude oil, natural gas, and in hot springs.
text: Hydrogen sulfide is most often present in high iron bearing water and low or acidic pH waters, but also occurs naturally in crude oil, natural gas, and geologically active areas like volcanoes and hot springs.
text: Hydrogen Sulfide is flammable, naturally occurring in crude petroleum, natural gas, volcanic gas, and hot springs.
text: Hydrogen sulfide occurs naturally in crude petroleum, natural gas, volcanic gases, and hot springs.
text: Hydrogen sulfide occurs naturally in crude petroleum, natural gas, volcanic gases, and hot springs.
text: Hydrogen sulfide occurs naturally in crude petroleum, natural gas (even up to 28%), volcanic gases, and some hot springs.