Carbon monoxide found in Marlborough baby's blood

MetroWest Daily News
 

The old and dirty furnace and hot water heater caused the increase in carbon monoxide, Ayotte said. One of the heating vents to the outside was blocked as ...
 

http://www.metrowestdailynews.com/news/x1097218027/Carbon-monoxide-found-in-Marlborough-babys-blood