Assertion: sulfur dioxide | /r/HasProperty | released by coal burning
Facets:
value: for residential use
type: PURPOSE
value: for power plants
type: PURPOSE
Source sentences:
text: People have known that sulfate was a big contributor to the fog, and sulfuric acid particles were formed from sulfur dioxide released by coal burning for residential use and power plants, and other means,” lead author Renyi Zhang, a scientist at Texas A&M University, said in a statement.