Some handy energy conversion factors
| MJ | GJ | kWh | toe | Btu | |
| MJ | 1 | 0.001 | 0.278 | 24 x 10-6 | 948 |
| GJ | 1,000 | 1 | 278 | 0.024 | 948,000 |
| kWh | 3.6 | 0.0036 | 1 | 86 x 10-6 | 3,400 |
| toe | 42,000 | 42 | 11,600 | 1 | 39.5 x 106 |
| Btu | 1.055 x 10-3 | 1.055 x 10-6 | 296 x 10-6 | 25.3 x 10-9 | 1 |
| MJ | GJ | kWh | toe | Btu | |
| MJ | 1 | 0.001 | 0.278 | 24 x 10-6 | 948 |
| GJ | 1,000 | 1 | 278 | 0.024 | 948,000 |
| kWh | 3.6 | 0.0036 | 1 | 86 x 10-6 | 3,400 |
| toe | 42,000 | 42 | 11,600 | 1 | 39.5 x 106 |
| Btu | 1.055 x 10-3 | 1.055 x 10-6 | 296 x 10-6 | 25.3 x 10-9 | 1 |