Is car exhaust carbon monoxide or carbon dioxide?
Unlike carbon dioxide, carbon monoxide does not occur naturally in the atmosphere.
Dangerous levels of carbon monoxide can be produced by any fuel-burning appliance, including gas furnaces, gas stoves, gas dryers, gas water heaters, fireplaces, and cars..
What is the first sign of carbon monoxide poisoning?
The most common symptoms of CO poisoning are headache, dizziness, weakness, upset stomach, vomiting, chest pain, and confusion. CO symptoms are often described as “flu-like.” If you breathe in a lot of CO it can make you pass out or kill you.
What happens if you breathe in carbon dioxide?
A high concentration can displace oxygen in the air. If less oxygen is available to breathe, symptoms such as rapid breathing, rapid heart rate, clumsiness, emotional upsets and fatigue can result. As less oxygen becomes available, nausea and vomiting, collapse, convulsions, coma and death can occur.
Do Humans give off carbon monoxide?
Carbon monoxide is produced naturally by the human body as a signaling molecule. Thus, carbon monoxide may have a physiological role in the body, such as a neurotransmitter or a blood vessel relaxant.
How much carbon monoxide do we breathe out?
Under physiological conditions the rate of endogenous CO production has been estimated at ~18 μmol CO per hour .