F*A*C*T has grown into a fully integrated thermochemical database that couples proven FactSage software with self-consistent critically assessed FACT thermodynamic data. It is employed in diverse fields of chemical thermodynamics by pyrometallurgists, hydrometallurgists, chemical engineers, corrosion engineers, inorganic chemists, geochemists, ceramists, electrochemists, environmentalists, etc. and it is installed in hundreds of universities, government laboratories and industrial research centers around the world