Air pollution is a major environmental risk to health. According to the World Health Organisation (WHO), air pollution can increase the risk of stroke, heart disease, lung cancer, and both chronic and acute respiratory diseases, including asthma.
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Outdoor Air Quality
Outdoor Air Quality
Outdoor air pollution is the common cause of many known illnesses including stroke, heart disease, respiratory diseases and even death. Many industries opt to test outdoor air quality as per their preference as there are no definite set standards. Outdoor air quality is tested to ensure the safety of human health and environment as it has first-hand impact on them.
Sources of Pollutants of Outdoor Air
- Power plants that burn coal, gas, oil and biomass
- Pipelines transporting fuels
- Vehicles running on fuel like gas or diesels
- Natural events like hurricanes and wildfires create unhealthy air
Why Should Outdoor Air Quality Be Tested?
- Helps detect harmful and odorless gasses in the air
- Ensures the safety of public health
- Helps determine its impact on environment
- Ensures the quality of air is under permissible limits
Frequently Asked Question
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Why is air quality important?
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What are the main pollutants of concern to the environment and human health?The most concerning ambient air quality pollutants are Nitrogen Dioxide (NO2), Particulate Matter (PM), Ozone (O3) and Polycyclic Aromatic Hydrocarbons (PAHs).
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How does outdoor air quality affect health?Exposure to high levels of air pollution can cause a variety of adverse health outcomes. It increases the risk of respiratory infections, heart disease, stroke and lung cancer. Both short and long-term exposure to air pollutants have been associated with health impacts.
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Is outdoor air always more polluted than indoor air?Indoor air pollution levels are typically 2-5 times higher than outdoor pollution levels and can quickly become 100 times worse than outdoor air pollution.