Assertion: smoke's level | /r/HasProperty | harmful
Facets:
value: particularly
type: DEGREE
value: to older people
type: TRANSITIVE-OBJECT
Source sentences:
text: High levels of PM2.5 pollution are particularly harmful to older people, the very young and people with compromised immune systems.
text: CBS SF Bay Area reports that the smoke reached such dangerous levels in the San Francisco area that officials were forced to postpone school events.
text: During the hour of highest pollution, PM2.5 readings hit nearly 400 micrograms per cubic meter, a level considered hazardous over 24 hours.