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Background Mining operations contaminate the environment by emitting sizable quantities of dust particles or chemical emissions into the air which singly or in combination cause respiratory impairment if inhaled at adequate concentrations and over a long enough period of time. Studies in African...

Justification of the Study: Road traffic accidents are a major cause of morbidity and mortality in Zambia. Objective: The objective of this study was to identify major risk factors in road traffic accidents in Lusaka in the last three months of 1996. Study Design. The study was conducted in two...

Attempts to develop Threshold Limit Values together with the correlation between results of various sampling instruments are described. The main objectives of the investigations were: to establish the relationship between dust exposure and the development of pneumoconiosis, to study the effect of...