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Carboxyhaemoglobin % Symptom

10 None  

 

10-20 Tightness across forehead  


20-30 Headaches   


30-40 Severe headache, weakness, dizziness, nausea and vomiting  

 

40-50 Coma, intermittent convulsions   


60-70 Depressed heart action, death possible  

 

         70-80 Weak pulse, slowed respiration, death likely   


80 Death in minutes.   when is suffering from carbon monoxide poisoning get urgent medical advise             and do not use your appliance  until it has been checked by a competent person.   



Carbon Monoxide

The Silent Killer