Book excerpt: Biotechnology and its implication for the future, introduction to bio reactor engineering, bioreactor considerations for producing flavors and pigments from plant tissue culture, membrane bioreactors: enzime processes, food freeze concentration, supercritical fluid extraction, drying of foods, aseptic processing of foods, encapsulation and con trolled release do food components, extrusion of foods, developments in microwave food processing, robotics in food processing, integrationof computers in food processing.