The components in municipal solid waste (MSW) are given in Table 1 and Table 2.a) Calculate the average moisture content (%);
b) Food waste, paper, wood and yard waste are biodegradable organic matters. Estimate the
chemical composition of this waste (only consider the biodegradable organic matters) as
c) Food waste, paper, wood, yard waste and plastics are organic matters and contain energy.
Calculate the total energy content (kJ/kg dry weight) of this solid waste:
F: food (%weight); PWY: paper, wood and yard waste (%weight); PLS: plastics: (%weight)
Glass and ceramics
As collected (% by weight)
Moisture content (%)
Percentage by dry weight
Note: Approximate atomic weights
O: 16 S: 32 H: 1 C: 12 N: 14
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