“North Carolina lawmakers directed the State Board of Education in 2023 to survey public schools across the state to determine the status and cost of adding carbon monoxide alarms to and conducting radon gas testing in existing school buildings.
On Thursday, the Board voted to approve the report, which among other things, shows that the majority of classrooms in existing school buildings do not contain carbon monoxide alarms or radon gas systems.”
Status of carbon monoxide and radon detection in NC schools – EducationNC (ednc.org)