| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Oxygen | 100 | + | |
| 2 | Noble Gases | 94 | + | |
| 3 | Carbon Dioxide | 67 | + | |
| 4 | Nitrogen Oxides | 24 | + | |
| 5 | Sulfur Hexafluoride | 14 | + | |
| 6 | Hydrogen | 9 | + | |
| 7 | Carbon Monoxide | 8 | + | |
| 8 | Sulfur Dioxide | 6 | + | |
| 9 | Hydrogen Sulfide | 6 | + | |
| 10 | Plasma Gases | 6 | + | |
| 11 | Nitrogen | 5 | + | |
| 12 | Chlorine | 2 | + | |
| 13 | Ammonia | 1 | + |