20 alternative separation processes
16 adsorption and ion exchange
15 liquid liquid extraction and other liquid-liquid operation and equipment
14 equipment for distillation, gas adsorption, phase dispersion and phase separation
12 psychrometry, evaporative cooling and solid drying
09 process economics
10 transport and storage of fluids
05 heat and mass transfer
04 thermodynamics
03 mathematics
02 physical and chemical data
01 conversion factors and mathematical symbols
22 waste management
21 solid solid operations and processing
06 fluid and particle dynamics
25 materials of construction
17 gas solid operations and equipment
19 reactors
07 raction kinetics
08 process control
