The below data are from Forest Research (FR)
| Fuel | Net CV by mass | Bulk density | Energy density by volume | ||
|---|---|---|---|---|---|
| GJ/ton | kWh/kg | kg/m³ | MJ/m³ | kWh/m³ | |
| Wood chips (30% MC) | 12.5 | 3.5 | 250 | 3100 | 870 |
| Logwood (stacked – air dry: 20% MC) | 14.7 | 4.1 | 350-500 | 5200-7400 | 1400-2000 |
| Wood (solid – oven dry) | 19 | 5.3 | 400-600 | 7600-11400 | 2100-3200 |
| Wood pellets (10% MC) | 17 | 4.8 | 650 | 11000 | 3100 |
| Miscanthus (bale – 25% MC) | 13 | 3.6 | 140-180 | 1800-2300 | 500-650 |
| House coal | 27-31 | 7.5-8.6 | 850 | 23000-26000 | 6400-7300 |
| Anthracite | 33 | 9.2 | 1100 | 36300 | 10100 |
| Heating oil | 42.5 | 11.8 | 845 | 36000 | 10000 |
| Natural gas (NTP) | 38.1 | 10.6 | 0.9 | 35.2 | 9.8 |
| LPG | 46.3 | 12.9 | 510 | 23600 | 6600 |