1. SEDIMENTATION. KOAGULATION. FLOCCULATION. II. ANWENDUNG POLYMERER FLOCKUNGSMITTEL. Authors: ADINA GHIRIŞAN, ALEXANDRU POP, MARIANA MOCEAN, VASILE MICLĂUŞ.2. CRYSTALLIZED GLASSES WITH ADDITION OF FLY ASH. Authors: FIRUŢA GOGA, CRINA SUCIU, MARCEL BENEA, MARIANA MOCEAN, MIRELA ANDREI.