Basic Information about Carbon Monoxide (CO) Outdoor Air Pollution
2024年6月21日 · Carbon Monoxide is a gas mainly emitted by vehicles or machinery that burn fossil fuels. It is one of the six air pollutants controlled by EPA's National Ambient Air Quality Standards (NAAQS).
Carbon Monoxide (CO) Pollution in Outdoor Air | US EPA
2024年11月14日 · CO is a colorless, odorless gas that can be harmful when inhaled in large amounts. What is CO? What are the harmful effects of CO? What is being done to reduce CO pollution in outdoor air? What are CO standards? How are the standards developed and reviewed? What scientific and technical information supports reviews?
Carbon monoxide | Chemical, Poisoning, Properties, Reactions, Pollution …
2024年12月26日 · Carbon monoxide is a highly toxic, colorless, odorless, flammable gas. It is produced industrially for use in the manufacture of numerous organic and inorganic chemical products. It is also present in the exhaust gases of internal-combustion engines and furnaces, and is a major air pollutant.
Carbon Monoxide - Center for Science Education
Humans contribute vast quantities of CO to our atmosphere, mostly as a result of automobile emissions. Carbon monoxide is the most abundant, by mass, pollutant gas. Atmospheric carbon monoxide levels in typical urban areas are around 10 ppm (parts per million), about 100 times higher than in Earth's atmosphere overall.
Carbon Monoxide - NASA Earth Observatory
Colorless, odorless, and poisonous, carbon monoxide is one of the six major air pollutants regulated in the United States and in many other nations around the world. When carbon-based fuels, such as coal, wood, and oil, burn incompletely …
What is carbon monoxide? | US EPA - U.S. Environmental …
2024年12月4日 · Carbon monoxide (CO) is a colorless, practically odorless, and tasteless gas or liquid. It results from incomplete oxidation of carbon in combustion. Burns with a violet flame. Slightly soluble in water; soluble in alcohol and benzene.
Air Pollution from Carbon Monoxide - Texas Commission on …
2019年9月5日 · What is carbon monoxide? CO is a colorless, odorless gas formed by the incomplete reaction of air with fuel. CO pollution occurs primarily from emissions produced by fossil fuel–powered engines, including motor vehicles and non-road engines and vehicles (such as construction equipment and boats).
Air Pollution: How We're Changing the Air - Center for Science …
Stoves, incinerators, and open burning produce carbon monoxide and carbon dioxide, as well as particulates. We also create chemicals that would not naturally occur in the atmosphere. Chlorofluorocarbons (CFCs) and hydrochlorofluorocarbons (HCFCs), which are used as refrigerants, are examples of pollutants that only come from human activity.
Understanding Carbon Monoxide as Pollutant and as Agent of …
2021年4月3日 · Carbon monoxide (CO) is a pollutant that affects methane, carbon dioxide, and tropospheric (lower atmospheric) ozone. It thus plays a role in both air pollution and climate change, and is therefore regulated in many parts of the world.
Carbon Monoxide | Air & Radiation - US EPA
This site provides information about carbon monoxide and its effects.