Physical and chemical characteristics of "respirable" coal mine dust.
D002244:Carbon / Q000032:analysis; D011232:Chemical Precipitation; D003032:Coal Mining; D003720:Densitometry; D004391:Dust / Q000032:analysis*; D008722:Methods; D008853:Microscopy; D055095:Optics and Photonics / Q000295:instrumentation; D010316:Particle Size; D011009:Pneumoconiosis / Q000517:prevention & control; D013054:Spectrophotometry, Atomic; D013499:Surface Properties; D014131:Trace Elements / Q000032:analysis; D014835:Volatilization; D014867:Water / Q000032:analysis
D004391:Dust; D014131:Trace Elements; D014867:Water; D002244:Carbon