Page 15 - Materials Chemistry, Second Edition

CAT3525_C00.qxd 2/17/2005 1:03 PM Page xiv

5.3.7 Automated Waste Collection...................................................................................111
5.3.8 Developing Collection Routes.................................................................................114
5.3.9 Route Development.................................................................................................115
5.3.10 Computer-Assisted Routing ....................................................................................116
5.3.11 Waste Transfer.........................................................................................................116
5.3.12 Types of Transfer Stations.......................................................................................117
5.3.12.1 Small to Medium Transfer Stations
(capacity of less than 100 to 500 tons/day)............................................119
5.3.12.2 Large Transfer Stations...........................................................................119
5.3.13 Transfer Vehicles .....................................................................................................123
5.3.13.1 Trucks and Semitrailers..........................................................................123
5.3.13.2 Rail Cars .................................................................................................123
References ......................................................................................................................................124
Suggested Readings .......................................................................................................................124
Questions........................................................................................................................................126

Chapter 6
Recycling Solid Wastes..................................................................................................................127
6.1 Introduction .........................................................................................................................127
6.2 Recycling Terminology .......................................................................................................128
6.3 Recycling Progress and Statistics .......................................................................................129
6.4 Recovery and Markets for Components of the Waste Stream............................................130
6.5 Market Issues.......................................................................................................................130
6.6 Purity of Materials ..............................................................................................................131
6.7 Paper....................................................................................................................................131
6.7.1 Paper Manufacture...................................................................................................131
6.7.2 Paper Recycling.......................................................................................................133
6.7.3 Other Paper Markets................................................................................................135
6.7.4 Benefits of Paper Recycling....................................................................................136
6.8 Glass....................................................................................................................................136
6.8.1 Glass Manufacture...................................................................................................136
6.8.2 Glass Recycling.......................................................................................................137
6.8.3 The Glass Recycling Process ..................................................................................137
6.8.4 Color........................................................................................................................138
6.8.5 Contamination .........................................................................................................138
6.8.6 Glass Markets..........................................................................................................139
6.8.7 Container Glass .......................................................................................................139
6.8.8 Other Uses for Recycled Glass ...............................................................................140
6.8.9 Benefits of Glass Recycling ....................................................................................140
6.9 Aluminum............................................................................................................................141
6.9.1 Aluminum Manufacturing.......................................................................................141
6.9.2 Aluminum Recycling...............................................................................................142
6.9.3 Specifications for Recovered Aluminum Cans .......................................................144
6.9.4 Benefits of Aluminum Recycling............................................................................144
6.9.5 One Final Note on Aluminum.................................................................................145
6.10 Ferrous Metals.....................................................................................................................145
6.10.1 Steel Manufacture..................................................................................................145
6.10.2 Ferrous Recycling..................................................................................................146
6.10.3 Benefits of Ferrous Recycling...............................................................................151