1. MATHEMATICAL MODEL FOR THE DISCONTINOUS SOLID - LIQUID EXTRACTION OF CAROTENOIDS (PART I). Authors: BARBU-RADU-HORAŢIU MIŞCA, IOAN OPREAN, D.I. MANCIULA.2. NANO- AND MICROPARTICLE DISTRIBUTION ON SOLID AND FLEXIBLE SUBSTRATES – PART I. Authors: DORIN IOAN MANCIULA, IULIU-OVIDIU MARIAN, BARBU-RADU-HORAŢIU MIŞCA.3. SOME ASPECTS REGARDING MICROWAVE DRYING OF MATERIALS. Authors: DORIN IOAN MANCIULA, BARBU-RADU-HORAŢIU MIŞCA.4. NANO- AND MICROPARTICLE DISTRIBUTION ON SOLID AND FLEXIBLE SUBSTRATES – PART II. Authors: D. MANCIULA, S. GRÄTER, T. BUREK, I.O. MARIAN, BARBU-RADU-HORAŢIU MIŞCA.5. POLYURETHANE WASTE UTILIZATION. Authors: DORIN IOSIF MANCIULA, BARBU-RADU-HORAŢIU MIŞCA, ANDREI ROTER.