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The recoverable energy content of plastics compared with other materials. Sources: Plastics, European Reference Life Cycle Data System (2007); paper, Erdincler & Vesiland (1993); wood, Oregon Department of Agriculture (2008); other materials, Breez (2005).
| polymer | available energy (MJ kg−1) |
|---|---|
| PP | 46 |
| PE (HD, LD etc.) | 46 |
| PS | 42 |
| PET | 25 |
| PVC | 18 |
| paper (mixed) | 16 |
| wood | 18 |
| sub-bituminous coal | 10–15 |
