On the occurrence of fibres of calcium sulphate resembling amphibole asbestos in samples taken for the evaluation of airborne asbestos.
D000393:Air Pollutants / Q000032:analysis*; D001194:Asbestos / Q000032:analysis; D002118:Calcium / Q000032:analysis*; D008855:Microscopy, Electron, Scanning; D013431:Sulfates / Q000032:analysis
D000393:Air Pollutants; D013431:Sulfates; D001194:Asbestos; D002118:Calcium