If you suspect carbon monoxide poisoning

• Carbon monoxide exposure in the last 24 hours. How can I tell?
  
  Carbon monoxide exposure and poisoning can be very serious. Learn what to do if you you or someone you know has been exposed to carbon monoxide in the last 24 hours...
• I may have had carbon monoxide exposure one or more times in the past. How can I tell?
  
  Multiple low level carbon monoxide exposure and poisoning(s) can be very serious. Think you may have been exposed to carbon monoxide one or more times in the past? Learn how you can find out...

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