-Separation processes (distillation, liquid liquid extraction, adsorbtion, absorption, filtration) -ASPEN HYSYS (simulation) -Design ( heat exchanger design, separation and major units design) -cost analysis (cost of equipments, operation cost, profitability and cash flow) -Reactor design and kinetics (PFR- CSTR-PBR design, non isothermal and multiple reactions) -heat and mass transfer (convection, radiation, conduction-diffusion) -Transport phenomina (momentum transport, Energy transport and mass) -Basic chemistry. -Chemical engineering one (units conversion, energy and mass balance) -chemistry for high school students( acid_base, titration, organic chemistry, oxidation reduction reaction, analytical chemistry..)