Assertion: smog's ozone | /r/HasProperty | o3
Facets:
Source sentences:
text: Before going in to deep first we will see what Ozone (O3) is
text: - Ozone (O 3 ).
text: Smog is a combination of airborne particulate matter, like soot, and invisible toxic gases including ozone (O3), carbon monoxide (CO), sulfur dioxide (SO2), and carcinogens.
text: Ozone (O 3 ):