1. Spar parts drawings by reverse engineering. 2. Design engineering & detail drawing of Shafts , belts conveyor, tanks, steel structure, pot feeding system ,pneumatic cylinders http://www.youtube.com/watch?v=Hq-v2H9M9G0&feature=plcp http://www.youtube.com/watch?v=lNe-G1jayXg 3. Some experience in erection of Pot lines , pot hoppers system , busbar system , calibration of metering system of alumina 4. Teaching the Auto Cad course in Aluminium industrial institute.