Assertion: carbon monoxide | /r/CapableOf | reach dangerous levels
Facets:
Source sentences:
text: Even if the windows are rolled up or the garage door is open, the carbon monoxide inside the vehicle is likely to reach dangerous levels.
text: However, carbon monoxide detectors will only go off when the CO reaches a dangerous level.
text: • Even if you’re awake when the carbon monoxide reaches dangerous levels, you may not be able to tell.