Occupational injuries and fatalities in copper mining in ...
For underground copper mining, we found a fatality frequency rate of 111/100 000 employee years, which is higher than estimated from reports for year 2007 in underground metalliferous mining in USA (64/100 000 employee years) and Australia (25/100 000 employee years) and for underground/surface metalliferous mining in South Africa (50/100 000 ...