PM-10 / PM-2.5: PM 10 is measure of particles in the atmosphere with a diameter of less than or equal to a nominal 10 micrometers. PM-2.5 is a measure of smaller particles in the air (2.5 micrometers).
PM-10 A standard for measuring the amount of solid or liquid matter suspended in the atmosphere, i.e. the amount of particulate matter over 10 micrometers in diameter.
pneumatic
pneumatic ejector ...
Particulates; Particulate Matter (PM-10) - A criteria air pollutant. Particulate matter includes dust, soot and other tiny bits of solid materials that are released into and move around in the air.
excluding ozone, carbon monoxide, PM-10, sulfur dioxide, nitrogen oxide) that may reasonably be anticipated to cause cancer; respiratory, cardiovascular, or developmental effects; reproductive dysfunctions, neurological disorders, ...
Urban air pollution can be in the form of ozone, smog, acid rain, carbon monoxide, particulate matter (PM-10), and nitrogen oxides. [Journal of Environmental Management; v84; 27-37; 2007.] [Toxicology Letters; v168; 200-209; 2007.] ...
 See also: Pollutant, Ozone, Air pollutant, Air quality, Air
  
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