Mining is the extraction of valuable minerals or other geological materials from the earth, . Work safety has long been a concern as well, and modern practices have . These were used to make early tools and weapons; for example, high quality flint . These were used extensively in the copper mines at Rio Tinto in Spain,.
Zambia: Safety Gaps Threaten Copper Miners . Human Rights Watch
Feb 20, 2013 . (Johannesburg) Workers in the copper mining sector in Zambia . acid burns, extreme heat, heavy equipment, high voltage, and falling rocks are prevalent. . A high level official in the Mines Safety Department told Human.Get Price