Carbon dioxide (CO)Carbon dioxide is harmful to the people directly because of the removal of carbon dioxide when breathing will cause the red blood cells can't get oxygen from free to various parts of the body.
Carbon monoxide (CO) , carbon monoxide is harmful to people directly. When inhaling carbon monoxide gas into the red blood cells, oxygen can not get free from the various parts of the body.
Carbon monoxide. (CO) carbon monoxide dangerous person directly. Because when breathing carbon monoxide to make red blood cells cannot receive oxygen from smoking to various parts of the body have?