Aeration refers to the process of introducing air to increase oxygen concentration in liquids. Aeration may be performed by bubbling air through the liquid, spraying the liquid into the air or agitation of the liquid to increase surface absorption.
Biochemical Engineering broadly define itself, It includes The Enzymes Kinetics,Immobilization.Cell cultivation,Cell Kinetics and Fermenter,Genetic Engineering,Sterilization and Aeration and Agitation.