| propane → HasA → narrow range of flammability | 0.33 | |
| propane → HasA → rotten eggs | 0.33 | |
| propane → HasA → a higher octane rating | 0.27 | |
| propane → HasA → indefinite shelf life | 0.25 | |
| propane → HasA → dead animal | 0.22 | |
| propane → HasA → quite a remarkable safety record | 0.22 | |
| propane → HasA → a skunk's spray | 0.20 | |
| propane → HasA → insufficient levels of odorant | 0.20 |