Thermal Efficiency of Various Cookstoves
| Stove | Efficiency (%) |
|---|---|
| Wood Stove | |
| Open Fire | 3 – 11 |
| Improved | 11 – 30 |
| Charcoal Stove | |
| Traditional | 2 – 9 |
| Improved | 4 – 12 |
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| Stove | Efficiency (%) |
|---|---|
| Wood Stove | |
| Open Fire | 3 – 11 |
| Improved | 11 – 30 |
| Charcoal Stove | |
| Traditional | 2 – 9 |
| Improved | 4 – 12 |