An aerosol is a suspension of fine solid particles or liquid droplets dispersed in a gas medium. These particles are typically small enough to remain suspended and travel significant distances before settling due to gravity or collision with surfaces. The composition of an aerosol can vary widely, ranging from airborne particulate matter originating from combustion sources to engineered suspensions used in cooling or cleaning agents. The physical properties and behavior of aerosols are often analyzed based on particle size distribution, concentration, and the surrounding medium's fluid dynamics. Characterization and study of aerosols are crucial in fields such as atmospheric science, environmental health, and air quality monitoring.