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Appendix S1: Assumed Waste Compositions

  Kerbside collection Special waste
18–24 August 2007
Special waste
23–29 November 2007
Special waste
21–27 February 2008
Special waste
17–23
May
2008
Paper Recyclable 13.5% 0% 0% 0% 0%
Multi-material/other 0.9% 0% 0% 0% 0%
Subtotal 14.4% 0% 0% 0% 0%
Plastics Recyclable 1.9% 0% 0% 0% 0%
Multi-material/other 12.5% 0% 0% 0% 0%
Subtotal 14.4% 0% 0% 0% 0%
Putrescibles Kitchen waste 38.3% 0% 0% 0% 0%
Green waste 5.3% 0% 0% 0% 0%
Multi-material/other 5.1% 4% 23% 3% 17%
Subtotal 48.7% 4% 23% 3% 17%
Ferrous metals Primarily ferrous 2.3% 0% 0% 0% 0%
Multi-material/other 0.4% 0% 0% 0% 0%
Subtotal 2.7% 0% 0% 0% 0%
Non-ferrous metals   0.6% 0% 0% 0% 0%
Glass Recyclable 3.4% 0% 0% 0% 0%
Multi-material/other 0.8% 0% 0% 0% 0%
Subtotal 4.2% 0% 0% 0% 0%
Textiles Clothing/textiles 1.4% 0% 0% 0% 0%
Multi-material/other 0.7% 0% 0% 0% 0%
Subtotal 2.1% 0% 0% 0% 0%
Nappies and sanitary   9.8% 0% 0% 0% 0%
Rubble Concrete 0.4% 0% 0% 0% 0%
Other 1.5% 0% 0% 0% 0%
Subtotal 1.9% 0% 0% 0% 0%
Timber Unpainted and untreated 0.2% 0% 0% 0% 0%
Fabricated 0.2% 0% 0% 0% 0%
Multi-material/other 0.2% 0% 0% 0% 0%
Subtotal 0.5% 0% 0% 0% 0%
Rubber   0.1% 0% 0% 0% 0%
Potentially hazardous   0.8% 96% 77% 97% 83%
  Total 100% 100% 100% 100% 100%

Note: Totals/subtotals may not sum exactly due to rounding.

Waste Not has collected an extensive range of data on this type of domestic refuse, and has tailored the composition data to suit the types of services available to householders.