| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | fire | Chemistry Researchers | Fire is a rapid, exothermic oxidation reaction that releases heat and light | 1 |
| 2 | fire | Chemistry researchers | Fire is a rapid chemical reaction involving the combination of fuel with oxygen and the release of heat and light. | 1 |
| 3 | fire | chemistry experts | A rapid chemical reaction involving heat, light, and fuel | 1 |
| 4 | fire | chemists | A rapid chemical reaction involving heat, light, and the release of gases | 1 |