1. Alexander Technological Educational Institution of Thessaloniki (ATEI) School of Food Technology and Nutrition, Department of Food Technology 57400 Thessaloniki, P.O. Box 141, Greece
2. Alexander Technological Educational Institution of Thessaloniki (ATEI) School of Food Technology and Nutrition, Department of Food Technology 57400 Thessaloniki, P.O. Box 141, Greece,
3. Faculty of Technology, University of Lincoln, Bayford Pool, Lincoln LN6 7TS, UK