Global Commodities: Trade, Exploration and Cultural Exchange A collection of primary sources focusing on “fifteen significant commodities whose stories are often intertwined: chocolate, coffee, cotton, fur, oil, opium, porcelain, silver and gold, spices, sugar, tea, timber, tobacco, wheat, and wine and spirits. These commodities have been transported, exchanged and consumed around the world for hundreds of years, transforming societies, global trading operations and habits of consumption, giving rise to new consumer desires and aspirations.”