Particulate Matter:Particulate matter refers to tiny solid or liquid particles suspended in the air. These particles can come from various sources such as dust, smoke, or vehicle emissions.
Air Quality Index (AQI): AQI is an index used to measure and report daily air quality levels. It provides information about how polluted the air is and helps people understand potential health risks.
Photochemical Smog: Photochemical smog is a type of smog formed when sunlight reacts with pollutants like nitrogen oxides (NOx) and volatile organic compounds (VOCs). It often occurs in sunny cities with high traffic levels.