Effect of Occupational Silica Exposure on Stone Crusher
Mahendra Kumar Upadhyaya Effect of Occupational Silica Exposure on Stone Crusher Workers Applied Ecology and Environmental Sciences vol 9 no 9 2021 806 810 doi /aees 9 9 4 1 Introduction Silica sand mines in the region process the sand onsite however processing is done mainly off site The various unit operations