Sentences with particulate matter
par·tic·u·late mat·ter
P p - Particulate matter is the term for solid or liquid particles found in the air.A measurement of <PM 10 describes particulate matter with a mean aerodynamic diameter of 10 micrometers or less.Particulate matter is solid or liquid particles in the air, which are measured in PM-10 units and are particles with a diameter of ten micrometers or less.