Assertion: smoke's carbon monoxide | /r/Causes | headache
Facets:
Source sentences:
text: Carbon monoxide that’s inhaled can cause headaches, nausea, and vomiting
text: Carbon monoxide that’s inhaled can cause headaches, nausea, and vomiting Mental status: Chemical asphyxiants and low oxygen levels can lead to issues like confusion, fainting, seizures, and comas.