Assertion: smog | /r/MadeOf | pollutant
Facets:
Source sentences:
text: Smog contains a pollutant called ozone, and elevated ozone levels can have a variety of negative effects on your lungs.
text: Smog contains a pollutant called ozone, and elevated ozone levels can have a variety of negative effects on your lungs.
text: Smog contains a pollutant called ozone, and elevated ozone levels can have a variety of negative effects on your lungs.