Unlike most other pollutants, particulate matter (PM) cannot be characterized by the space- and time-variations of the mass concentrations of a single compound. Important factors influencing PM ...

People breathing contaminated air over the course of years are at greater risk of developing numerous diseases. This is thought to be due to highly reactive components in particulate matter, which ...

One way car manufacturers can reduce their vehicles' harmful emissions is through particulate matter filters. Particulate matter refers to the most common and harmful mixture of pollutant chemicals ...