Transcription of COMPOSITION AND QUANTITY OF SOLID WASTE
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33 CHAPTER 3 COMPOSITION AND QUANTITY OF SOLID WASTE INTRODUCTION The information on the nature of wastes, its COMPOSITION , physical and chemical characteristics and the quantities generated are basic needs for the planning of a SOLID WASTE Management system. Terminology and Classification In the literature, it is observed that various authors have used different terminology to describe the nature of wastes. In this text, COMPOSITION refers to the limited list of components or constituents, such as paper, glass, metal, plastic and garbage, into which an aggregate of municipal WASTE may conveniently be separated. Characteristics on the other hand, refers to those physical and chemical properties, which are relevant to the storage, collection, treatment and disposal of WASTE such as density, moisture content, calorific value and chemical COMPOSITION .
cases although the active agents may be liquid or gaseous, they are classified as solid wastes because they are confined in solid containers. Typical examples are: solvents, paints and pesticides whose spent containers are frequently mixed with municipal wastes and become part of the urban waste stream. Certain hazardous
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