Sorting Problem

Problem Set up Assume 1000 pounds of waste described in Table 1 are processed as shown in Figure 1. Using data from Figure 1, calculate the amount of waste recovered by the air classifier, magnet, and screen as well as the amount landfilled. Complete Table 1. What is the % Composition of the landfilled waste?

Table 1. Sorting Problem Solution

Figure 1. Flow of Materials Plastics 20 Paper 80 Plastics 2 Glass 10 Steel 0 Paper 2 Glass 0 Steel 8 Paper 0 Glass 10 Steel 0 Plastics 2 Paper 100 Shredder Air Classifier Magnet Screen Glass 20 Steel 10 Plastics 40

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