DEPs account for up to 90% of airborne particulate matter in the world’s largest cities and are composed of fine particles (2.5-0.1 μm) and ultrafine (0.1 μm) particles, which can also coalesce to form aggregates of varying sizes
DEPs accountfor up to 90% of airborne particulate matter in theworld’s largest cities and are composed of fine particles(2.5-0.1 μm) and ultrafine (0.1 μm) particles, which canalso coalesce to form aggregates of varying sizes