Assertion: argon | /r/HasProperty | dangerous
Facets:
value: in an enclosed space
type: LOCATION
Source sentences:
text: Is Argon Dangerous?
text: But argon can also be dangerous, and even lethal!
text: Argon is heavier than air so it could be a dangerous asphyxiant in an enclosed space.
text: But argon can also be dangerous, and even lethal!