Air pollution in our capital city and other cities of India is in alarming situation and need an immediate strategy to control it for the public at large and in family or society or workplace by use by use of Mask and Respirators. Air Pollution consists of suspended particulate matter or PM as it is commonly referred to, is generally taken as representative of the level of pollution. In all there are eight air quality parameters, which are taken into consideration when the Air Quality Index (AQI) is calculated: Suspended particulate matter (PM2.5 and PM10), sulfur dioxide (SO2), ozone (O3), nitrogen oxides (NO2), carbon monoxide (CO), ammonia (NH3) and lead (Pb).
Particulate matter consists of a complex mixture of solid and liquid particles of organic and inorganic substances suspended in the air. It is mainly made up of sulfates, nitrates, ammonia, sodium chloride, black carbon,…
