A lowland area mining operation with 21 employees and an average production of three kilos of gold per month uses 1,100 liters of diesel per day. So for each gram of gold, 11 liters of diesel go up in smoke. Three kilos of mercury are needed for each kilo of gold. One metric ton of earth has to be removed to get one gram of gold.
read more... https://sumauma.com/en/pe-no-barranco-cabeca-na-faria-lima-como-itaituba-se-tornou-a-capital-da-lavagem-do-ouro/
No comments:
Post a Comment