MAP20071017570 Knight, G. CAMPEDS : a dust sampling and assessment system for use in hard rock mines / G. Knight Sumario: This report is concerned with the development of a sampling system with gravimetric assessment of the respirable dust and assessment of the quartz fraction by X-ray diffraction. This system is known as CAMPEDS (Canadian Mines Personal Dust Sampling System) En: The Annals of occupational hygiene. - Oxford [etc.]. - nº 2, 1986 ; p. 139-151 1. Higiene industrial . 2. Contaminantes químicos . 3. Contaminación atmosférica . 4. Control de la contaminación . 5. Cuarzo . 6. Polvo de cuarzo . 7. Rayos X . 8. Difracción . 9. Métodos de análisis . 10. Muestreador . 11. CAMPEDS . I. Title. II. Título: The Annals of occupational hygiene.