What do you mean by indoor air pollution?
Indoor air pollution refers to chemical, biological and physical contamination of indoor air. It may result in adverse health effects.
What is indoor air pollution Slideshare?
Indoor Air Pollution is the term used to describe the amount of contaminants in the air inside a building from sources such as cigarette smoking, fuel combustion for heating or cooking, certain wallboards, carpets, or insulation as well as the geology of the area (radon in soil or rocks beneath the structure).
What effects indoor air quality?
Outdoor climate and weather conditions combined with occupant behavior can also affect indoor air quality. Weather conditions influence whether building occupants keep windows open or closed and whether they operate air conditioners, humidifiers, or heaters, all of which can affect indoor air quality.
What are four major indoor air pollutants?
Although many hundreds of separate chemical agents have been identified in the smoke from biofuels, the four most serious pollutants are particulates, carbon monoxide, polycyclic organic matter, and formaldehyde.
Is indoor air more polluted?
According to the EPA, however, the levels of indoor air pollutants are often 2 to 5 times higher than outdoor levels, and in some cases these levels can exceed 100 times that of outdoor levels of the same pollutants. In other words, sometimes the air inside can be more harmful than the air outside.
What is indoor air pollution Wiki?
IAP/HAP, KAP and Cooking Systems. The term indoor air pollution (IAP) refers to toxic contaminations of the air in buildings (homes and workplaces).
How many deaths are caused by indoor air pollution annually?
1.6 million deaths
Indoor air pollution is a leading risk factor for premature death. The IHME estimates it’s responsible for 1.6 million deaths each year. The WHO puts this figure at 4.3 million.
Who is on indoor air pollution?
The WHO fact sheet on household air pollution due to indoor pollutants states that 3.8 million premature deaths occur annually. These include stroke, ischaemic heart diseases, chronic obstructive pulmonary diseases and lung cancer, all of which are attributed to exposure to household air pollution.