Particulate Matter
Synonyms
Air Pollutants, Particulate
Airborne Particulate Matter
Ambient Particulate Matter
Particulate Air Pollutants
Particulate Matter, Airborne
Particulate Matter, Ambient
Pollutants, Particulate Air
Particles of any solid substance, generally under 30 microns in size, often noted as PM30. There is special concern with PM1 which can get down to PULMONARY ALVEOLI and induce MACROPHAGE ACTIVATION and PHAGOCYTOSIS leading to FOREIGN BODY REACTION and LUNG DISEASES.