Evolving battery technology will alter demand for raw materials Ahead of the S&P Global Platts Global Metals Awards in London, on May 16, The Barrel presents a special series of articles looking at the global metals trade. Emmanuel Latham and Felix Maire take a look at how changing battery chemistries will affect markets for metals like cobalt, nickel and lithium. As the automotive sector hits difficult times, electric vehicles are proving to be one area in which horizons seem brig