Between 110°F and 130°F, on a desert of salt. The only shade : your hand!
This men work all day to tear out few pound of salt.
Their only tools: sticks of wood, rudimentary axes and... their hands.
Their only protection: socks!
The littlest flesh wound is beaten by salt and never cicatrized. Their eyes are burned by sun and salt.
Once extract blocks of salt are split to keep only the purest layer. Then they are square shaped, all the same size, packed and loaded on camels. When all the camels are loaded, back to the village, transfer of the salt to another caravan which will walk 500 miles to Makele market, the closest city.
This salt is used only for animals.
Theses men are paid a less than one dollar a day.