Amount of solid wastes disposal per GDP (goal and level achieved) in the study were 4
and 3.87 percent, respectively but the level achieves by Mbuligwe in industrial zone in Tanzania was 2.5 percent. The reasons for this difference are different technology level and more accurate monitoring [19]. Rate of industrial solid wastes reclamation (goal and level achieved) in the study were 4 and 3.87 percent, respectively but the level
achieves by Pires and Mbuligwe 6.8 and 2.2 percent, respectively. Also, Recycling rate of wasted paper and plastic (goal and level achieved) in the study were 4 and
3.82 percent, respectively but the level achieves by Pires and Mbuligwe 7.9 and 2.3 percent, respectively. The reasons for this difference are different technology level and more accurate monitoring