Assertion: nitrous oxide | /r/Causes | death
Facets:
value: on first time use
type: TEMPORAL
value: through suffocation
type: MANNER
value: from lack of oxygen
type: CAUSE
Source sentences:
text: If ingested at high levels, nitrous oxide can cause death from lack of oxygen; it can also lead to spasms, convulsions and other health problems.
text: Nitrous oxide is inhaled to make people feel euphoric and relaxed - but drug experts warn it can cause death on first time use through suffocation.