On a typical workday, hundreds of thousands of men clad in overalls and carrying safety equipment and head lamps assemble at South Africa’s mine shafts. They crowd into cramped elevators to be lowered miles underground, where they hack at seams of gold or platinum and haul ore in intense heat and humidity. After hours of backbreaking labor, they return to the surface to shower in communal areas, and many share meals and bed down in crowded hostels.
Source : https://finance.yahoo.com/news