Analysis of nonsmoking fires
| Advised cause | SEAN level | |||
| Level 3 | Level 4 | Level 5 | Total | |
| Gas cooker | 3 | 1 | 4 | |
| Candles | 4 | 4 | ||
| Lighters and matches | 2 | 2 | ||
| Electric fire | 1 | 1 | ||
| House fires | 2 | 2 | ||
| Unknown cause | 1 | 5 | 6 | |
Data are from October 1, 2009 to November 8, 2010 (Air Products, Allentown, PA, USA).
SEAN: serious events of adverse nature.