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This research paper details the design and construction of a freeze dryer using locally sourced materials, aimed at preserving the nutritional quality of fruits and vegetables through sublimation. The freeze dryer, built at the University of Ibadan, achieved varying dry-bulb and dew point temperatures, but did not reach the optimal drying conditions due to potential leakages. The study highlights the importance of effective freeze-drying in reducing post-harvest losses and enhancing food security in Nigeria

Author

shiva

Language

EN