Assertion: natural gas's amount | /r/HasProperty | sulfur dioxide
Facets:
Source sentences:
text: A typical flue gas from the combustion of fossil fuels contains very small amounts of nitrogen oxides (NOx), sulfur dioxide (SO 2 ) and particulate matter.
text: A typical flue gas from the combustion of fossil fuels contains very small amounts of nitrogen oxides (NOx), sulfur dioxide (SO 2 ) and particulate matter.