ARAÚJO, Eudócia Carla Oliveira de.; SILVA, Isabella da Rocha.; FERREIRA, Janúbia da Silva.; CORDEIRO, Maria Lúcia da Silva.; COELHO, Glauciane Danusa. (BrasilUFCGUniversidade Federal de Campina Grande, 2014)
For years, man has used minerals in the various activities performed on the planet, thus causing depletion of natural reserves of metals worldwide. In addition, the work performed in underground mines is heavy and risky, ...