3.1. Material Flow Analysis
Taking into account the three above diagrams (Fig. 1, 2 and 3) and the literature review, we can conclude in the
main steps of the obsolete ICT management system. The model we propose and is displayed in Fig. 4, suggesting
the processes and the important information in an ICT waste management system, is a combination of the three
models depicted in Figure 1, 2, and 3. It is necessary to mention that in the proposed model oval denotes the