FranAois Cardarelli has had wide-ranging commercial and industrial experience of materials, commodities and processes:a [ at CNRS in Paris he designed and used electrochemical sensors for pollution control;a [ as a research scientist at A0/00lectricitA(c) de France he helped to invent methods of preparation of industrial titanium and tantalum electrodes;a [ as a registered professional consultant in Toulouse, he solved problems in electrochemical engineering, the selection of electrode materials, corrosion and high-temperature operation;a [ at the Avestor Corporation, he worked as an industrial electrochemist and materials expert in charge of strategic raw materials, scientific and technical support for lithium processing and, as Battery Product Leader, in charge of lithium polymer batteries for electric vehicles, down-hole drilling anf telecommunications he defined battery requirements and specifications and invented pyrometallurgical and hydrometallurgical processing for spent lithium batteries;a [ at present, he is Principal Chemist for Materials dealing with valorization processes for industrial residues and refactory benchmarking and electrowinning of metallic titanium.Doctor Cardarelli is also the author of Encyclopaedia of Scientific Units, Weights and Measures for Springer (ISBN: 1-85233-682-X).