Noise Pollution In Stone Quarrying Industry –a Case
Mar 09, 2021 If you own or operate a rock quarry, gravel pit, borrow pit, or similar aggregate production operation, use these resources to understand the environmental rules you must follow. These resources will also help you understand the rules for rock crushers, concrete crushers, and other aggregate processing operations.Background Respiratory problem is one of the major health hazards in dust exposed workers it is a major cause of morbidity and mortality all over the world. Objective To determine the prevalence of respiratory problems and lung function impairment among quarry workers in Ebonyi State, Nigeria. Methods Respiratory problems and lung function were studied in 403 quarry workers aged 10 60 years.