Numerous projects of parts design, CAD. Systems design and construction - optical detector system, absorbance, fluorescence and others - pH neutralization - parts dryer - chemical process ventilation systems - precision cleaning systems - closed loop water ultrafiltration/ion exchange - ion exchange regeneration systems - hydrostatic pressure test system - electrical control systems,heaters,pumps, timers,pneumatics,plc -manufacturing process improvements,brazing,welding, eb welding,centerless grinding,electrolytic cutting, EDM and others -chemical process improvement,passivation, electropolish,plating,precision cleaning and cleanliness quantification