Improving tire life Tire life serves as a pulse for any open pit mine; the stronger the pulse, the healthier the mining activity. McKinsey Quarterly | January 24, 2019 | 12:09 pm
Four charts show why cobalt supply is tightening Cobalt is rarely found in high concentrations and is mostly produced as a byproduct of copper and nickel. McKinsey Quarterly | November 30, 2017 | 4:23 pm