Carbon monoxide (CO) is a colorless and odorless gas produced by the incomplete burning of material containing carbon. You can’t see it, smell it or taste it but carbon monoxide can cause serious illness or death. It has been referred to many times as the “silent killer” and is the leading cause of accidental poisoning deaths in America. The Center for Disease Control (CDC) estimates that CO poisoning claims nearly 500 lives, and causes more than 15,000 visits to hospital emergency departments e