Preface -- Introduction -- The thermodynamics of CO2 in the steelmaking process -- The kinetics of using CO2 in steelmaking -- Materials and heat balance of the CO2 used in steelmaking -- Basic Theory of CO2 use in Refining -- The Theory of Limestone Decomposing CO2 Steelmaking -- Decarburization and chromium (Cr) yield of a chromium-containing melt by CO2 -- Application of CO2 injection in the steelmaking process -- References.