Processes subject to Mass Transfer Analysis

1. Evaporation of water into air in a cooling tower

2. Drying of wood, paper, and textiles

3. Leakage of helium from the laser of a copying machine

4. Diffusion of carbon into iron during case-hardening of a gear wheel

5. Catalytic oxidation of carbon monoxide and unburnt hydrocarbons in an

automobile catalytic converter

6. Measurement of humidity using wet and dry thermocouples

7. Combustion of pulverized coal in a power plant furnace

8. Combustion of kerosene droplets in a gas turbine combustion chamber

9. Combustion of iron oxy-acetylene steel cutting

10. Absorption of sulfur dioxide into an alkaline solution in a power plant

flue-gas scrubber

11. Doping of semiconductors for transistors

12. Discharge of a lead-acid battery

13. Power generation by a fuel cell

14. Aeration of sewage for biological treatment

15. Evaporation and condensation in gas-controlled heatpipes

16. Ablation of a heat shield on a reentry vehicle

17. Erosion of a graphite or rhenium nozzle in a solid-propellant rocket

18. Scrubbing of radioactive nuclides in a nuclear reactor pressure-

suppression pool following an accident involving core degradation

19. Oxidation of Zircaloy fuel rod cans by steam following a loss-of-coolant

accident in a boiling-water nuclear reactor

20. Separation of oxygen and nitrogen in the separation column of a

gaseous oxygen plant

21. Blood oxygenation in a rotating-disk oxygenator during open-heart

surgery

22. Desalination of brackish water by reverse osmosis