Boliden is a mining and smelting company with production in Sweden, Finland and Ireland. The company operates the biggest zinc mine in Europe, Tara mines. To ensure that Boliden´s shotcrete operators are well-trained and efficient, the company has started a certification course that is conducted by Edvirt and are currently being held in the Boliden area, close to Skellefteå, Sweden. The course gives the operators knowledge through theory, lab tests and simulation training. 


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