1. LIMONENE IN SCHOOL INDOOR ENVIRONMENTS – SOURCE AND LEVEL OF CONTAMINATION. Authors: ANDREEA BRAD, IRINA DUMITRAȘCU, ANDREA BRIGITA BLAGA.2. CHILDREN’S EXPOSURE TO LEAD AND CADMIUM IN BAIA MARE AREA, ROMANIA. Authors: CRISTIAN POP, ANDREA BRIGITA BLAGA, ANDREEA BRAD.