| Sample | Inflammation | Stable burning* | Smoldering* | Velocity of the mass loss, g/min ** | |||
| duration | duration | duration | |||||
| seconds | % * | seconds | %* | seconds | %* | ||
| Wood | 256 | 15 | 1240 | 73 | 274 | 12 | 7.2 |
| Lignin | 687 | 31 | 1053 | 48 | 467 | 21 | 5.3 |
| Lignooil (lignin + oil) | 183 | 10 | 1224 | 69 | 362 | 21 | 6.0 |