Assertion: radon | /r/CapableOf | present health risks
Facets:
value: over time
type: TEMPORAL
value: to persons
type: TRANSITIVE-OBJECT
Source sentences:
text: Radon is a naturally occurring radioactive gas that, when it has accumulated in a building in sufficient quantities, may present health risks to persons who are exposed to it over time.
text: Radon can accumulate in buildings and, over time, can pose a serious health hazard.
text: As radon inhalation and ingestion pose serious health risks, radon mitigation can help protect the health of the occupants of a building at risk for radon contamination.
text: Radon is a naturally occurring radioactive gas that, when it has accumulated in a building in sufficient quantities, may present health risks to persons who are exposed to it over time.
text: Radon can accumulate in buildings and, over time, can pose a serious health hazard.