| Responses | Optimal parameters and their levels | |||
| Thermal efficiency | “Éclair-taaru”1 | Wood Charcoal | Min load (0.50 kg) | With or Without fan |
| CO emissions to boil | “Éclair-taaru”1 | Wood Charcoal | Min load (0.50 kg) Max load (0.73 kg) | With fan |
| CO emissions to simmer | “Éclair-taaru”1 | Wood Charcoal | Max load (0.73 kg) | With fan |
| Time to boil water | “Éclair-taaru”1 “Éclair-taaru”2 | Wood Charcoal | Max load (0.73 kg) Min load (0.50 kg) | With fan |