Remote sensing devices for air pollution control.
D000393:Air Pollutants / Q000032:analysis; D000397:Air Pollution / Q000032:analysis*; D005453:Fluorescence; D007259:Infrared Rays; D007834:Lasers / Q000295:instrumentation*; D010316:Particle Size; D013055:Spectrophotometry, Infrared / Q000295:instrumentation*
D000393:Air Pollutants