Historical Examples. 1  But this is insecure ground, and the meaning can but be guessed at. 2  He realized that his tenure was insecure, and he dreaded exposure. 3  Her foot slipped from its insecure rock hold and she stumbled. 4  He left her with the feeling that the foundations70 of life, as she was leading it, were insecure.
Carbon monoxide poisoning is caused by inhaling combustion fumes. When too much carbon monoxide is in the air you're breathing, your body replaces the oxygen in your red blood cells with carbon monoxide. This prevents oxygen from reaching your tissues and organs. Various fuel-burning products and engines produce carbon monoxide.
Some appliances like kerosene heaters can cause carbon monoxide poisoning inside your house. Charcoal too gives off that carbon monoxide (CO). If you have a generator, grill, or car, keep it outside of your house, and never run it inside of your house.arbon dioxide another gas formed from carbon and  oxygen, has the formula CO 2.   A gas, â¦ the molecules of which are made up of one carbon atom bonded  with one oxygen atom. Carbon monoxide gas is clear, odorless and  lethal when inhaled in LOW concentration.