Absence • Applications • Both • Boundary • Cases • Cause • Causes • Certain • Challenging • Changing • Characterized • Complete • Describe • Enhance • Enhanced • Exchangers • Fluids • Gases • Generation • Gradient • Heat • Highly • Implications • Induce • Inherent • Interaction • Liquids • Losses • Mainly • Mass • Mixing • Occur • Organized • Practical • Predictable • Primarily • Reactors • Results • Science • Shear • Systems • Temperature • There • Transfer • Transport • Turbulent • Type • Unpredictable • Wear • Weather