1 Do NOT remove an object such as a knife, stick, or arrow that is stuck in the body. Doing so may cause more damage and bleeding. Place pads and bandages around the object and tape the object in place.  Put pressure directly on an outer wound with a sterile bandage, clean cloth, or even a piece of clothing.
Carbon Monoxide is always lighter than air down to 32 degrees. Plus it come out of the appliance hot which would put it at the ceiling first. Warmest air in the room is at the ceiling therefore it would linger there the longest.
Carbon monoxide (CO) is an odorless, colorless gas that reduces oxygen levels in the blood. CO lessens night. vision and hearing and is the same deadly gas found in auto exhaust. Tobacco smoke is full of dozens of other poisons, such as arsenic, barium, lithium, copper, lead and xanthine.